Content API for Shopping . productstatuses

Instance Methods

close()

Close httplib2 connections.

custombatch(body=None, includeAttributes=None, x__xgafv=None)

Gets the statuses of multiple products in a single request.

get(merchantId, productId, includeAttributes=None, destinations=None, x__xgafv=None)

Gets the status of a product from your Merchant Center account.

list(merchantId, pageToken=None, maxResults=None, destinations=None, includeInvalidInsertedItems=None, includeAttributes=None, x__xgafv=None)

Lists the statuses of the products in your Merchant Center account.

list_next(previous_request, previous_response)

Retrieves the next page of results.

Method Details

close()
Close httplib2 connections.
custombatch(body=None, includeAttributes=None, x__xgafv=None)
Gets the statuses of multiple products in a single request.

Args:
  body: object, The request body.
    The object takes the form of:

{
    "entries": [ # The request entries to be processed in the batch.
      { # A batch entry encoding a single non-batch productstatuses request.
        "destinations": [ # If set, only issues for the specified destinations are returned, otherwise only issues for the Shopping destination.
          "A String",
        ],
        "batchId": 42, # An entry ID, unique within the batch request.
        "includeAttributes": True or False,
        "merchantId": "A String", # The ID of the managing account.
        "method": "A String", # The method of the batch entry. Acceptable values are: - "`get`"
        "productId": "A String", # The ID of the product whose status to get.
      },
    ],
  }

  includeAttributes: boolean, Flag to include full product data in the results of this request. The default value is false.
  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    {
    "entries": [ # The result of the execution of the batch requests.
      { # A batch entry encoding a single non-batch productstatuses response.
        "batchId": 42, # The ID of the request entry this entry responds to.
        "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#productstatusesCustomBatchResponseEntry`"
        "productStatus": { # The status of a product, i.e., information about a product computed asynchronously. # The requested product status. Only defined if the request was successful.
          "itemLevelIssues": [ # A list of all issues associated with the product.
            {
              "resolution": "A String", # Whether the issue can be resolved by the merchant.
              "servability": "A String", # How this issue affects serving of the offer.
              "attributeName": "A String", # The attribute's name, if the issue is caused by a single attribute.
              "detail": "A String", # A detailed issue description in English.
              "description": "A String", # A short issue description in English.
              "code": "A String", # The error code of the issue.
              "destination": "A String", # The destination the issue applies to.
              "documentation": "A String", # The URL of a web page to help with resolving this issue.
            },
          ],
          "product": { #  Required product attributes are primarily defined by the products data specification. See the Products Data Specification Help Center article for information. Some attributes are country-specific, so make sure you select the appropriate country in the drop-down selector at the top of the page. Product data. After inserting, updating, or deleting a product, it may take several minutes before changes take effect. # Product data after applying all the join inputs.
            "availability": "A String", # Availability status of the item. Acceptable values are: - "`in stock`" - "`out of stock`" - "`preorder`"
            "gtin": "A String", # Global Trade Item Number (GTIN) of the item.
            "customLabel2": "A String", # Custom label 2 for custom grouping of items in a Shopping campaign.
            "customLabel3": "A String", # Custom label 3 for custom grouping of items in a Shopping campaign.
            "aspects": [ # Deprecated. Do not use.
              {
                "destinationName": "A String", # Deprecated.
                "aspectName": "A String", # Deprecated.
                "intention": "A String", # Deprecated.
              },
            ],
            "loyaltyPoints": { # Loyalty points that users receive after purchasing the item. Japan only.
              "ratio": 3.14, # The ratio of a point when converted to currency. Google assumes currency based on Merchant Center settings. If ratio is left out, it defaults to 1.0.
              "name": "A String", # Name of loyalty points program. It is recommended to limit the name to 12 full-width characters or 24 Roman characters.
              "pointsValue": "A String", # The retailer's loyalty points in absolute value.
            },
            "adwordsLabels": [ # Similar to adwords_grouping, but only works on CPC.
              "A String",
            ],
            "minHandlingTime": "A String", # Minimal product handling time (in business days).
            "itemGroupId": "A String", # Shared identifier for all variants of the same product.
            "displayAdsSimilarIds": [ # Advertiser-specified recommendations.
              "A String",
            ],
            "id": "A String", # The REST ID of the product. Content API methods that operate on products take this as their `productId` parameter. The REST ID for a product is of the form channel:contentLanguage: targetCountry: offerId.
            "taxes": [ # Tax information.
              {
                "locationId": "A String", # The numeric ID of a location that the tax rate applies to as defined in the AdWords API.
                "postalCode": "A String", # The postal code range that the tax rate applies to, represented by a ZIP code, a ZIP code prefix using * wildcard, a range between two ZIP codes or two ZIP code prefixes of equal length. Examples: 94114, 94*, 94002-95460, 94*-95*.
                "rate": 3.14, # The percentage of tax rate that applies to the item price.
                "taxShip": True or False, # Should be set to true if tax is charged on shipping.
                "region": "A String", # The geographic region to which the tax rate applies.
                "country": "A String", # The country within which the item is taxed, specified as a CLDR territory code.
              },
            ],
            "pattern": "A String", # The item's pattern (e.g. polka dots).
            "additionalImageLinks": [ # Additional URLs of images of the item.
              "A String",
            ],
            "customGroups": [ # A list of custom (merchant-provided) custom attribute groups.
              {
                "name": "A String", # The name of the group. Underscores will be replaced by spaces upon insertion.
                "attributes": [ # The sub-attributes.
                  {
                    "unit": "A String", # Free-form unit of the attribute. Unit can only be used for values of type int, float, or price.
                    "value": "A String", # The value of the attribute.
                    "type": "A String", # The type of the attribute. Acceptable values are: - "`boolean`" - "`datetimerange`" - "`float`" - "`group`" - "`int`" - "`price`" - "`text`" - "`time`" - "`url`"
                    "name": "A String", # The name of the attribute. Underscores will be replaced by spaces upon insertion.
                  },
                ],
              },
            ],
            "installment": { # Number and amount of installments to pay for an item.
              "amount": { # The amount the buyer has to pay per month.
                "currency": "A String", # The currency of the price.
                "value": "A String", # The price represented as a number.
              },
              "months": "A String", # The number of installments the buyer has to pay.
            },
            "material": "A String", # The material of which the item is made.
            "adwordsRedirect": "A String", # Allows advertisers to override the item URL when the product is shown within the context of Product Ads.
            "title": "A String", # Title of the item.
            "googleProductCategory": "A String", # Google's category of the item (see Google product taxonomy).
            "salePriceEffectiveDate": "A String", # Date range during which the item is on sale (see products data specification ).
            "promotionIds": [ # The unique ID of a promotion.
              "A String",
            ],
            "channel": "A String", # Required. The item's channel (online or local). Acceptable values are: - "`local`" - "`online`"
            "ageGroup": "A String", # Target age group of the item. Acceptable values are: - "`adult`" - "`infant`" - "`kids`" - "`newborn`" - "`toddler`" - "`youngAdult`"
            "color": "A String", # Color of the item.
            "contentLanguage": "A String", # Required. The two-letter ISO 639-1 language code for the item.
            "displayAdsTitle": "A String", # Title of an item for dynamic remarketing campaigns.
            "onlineOnly": True or False, # Deprecated.
            "customLabel1": "A String", # Custom label 1 for custom grouping of items in a Shopping campaign.
            "salePrice": { # Advertised sale price of the item.
              "currency": "A String", # The currency of the price.
              "value": "A String", # The price represented as a number.
            },
            "energyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
            "link": "A String", # URL directly linking to your item's page on your website.
            "shippingWidth": { # Width of the item for shipping.
              "unit": "A String", # The unit of value.
              "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
            },
            "sizeType": "A String", # The cut of the item. Recommended for apparel items. Acceptable values are: - "`big and tall`" - "`maternity`" - "`oversize`" - "`petite`" - "`plus`" - "`regular`"
            "sizeSystem": "A String", # System in which the size is specified. Recommended for apparel items. Acceptable values are: - "`AU`" - "`BR`" - "`CN`" - "`DE`" - "`EU`" - "`FR`" - "`IT`" - "`JP`" - "`MEX`" - "`UK`" - "`US`"
            "imageLink": "A String", # URL of an image of the item.
            "shipping": [ # Shipping rules.
              {
                "region": "A String", # The geographic region to which a shipping rate applies.
                "locationId": "A String", # The numeric ID of a location that the shipping rate applies to as defined in the AdWords API.
                "service": "A String", # A free-form description of the service class or delivery speed.
                "price": { # Fixed shipping price, represented as a number.
                  "currency": "A String", # The currency of the price.
                  "value": "A String", # The price represented as a number.
                },
                "postalCode": "A String", # The postal code range that the shipping rate applies to, represented by a postal code, a postal code prefix followed by a * wildcard, a range between two postal codes or two postal code prefixes of equal length.
                "locationGroupName": "A String", # The location where the shipping is applicable, represented by a location group name.
                "country": "A String", # The CLDR territory code of the country to which an item will ship.
              },
            ],
            "targetCountry": "A String", # Required. The CLDR territory code for the item.
            "customLabel4": "A String", # Custom label 4 for custom grouping of items in a Shopping campaign.
            "customLabel0": "A String", # Custom label 0 for custom grouping of items in a Shopping campaign.
            "costOfGoodsSold": { # Cost of goods sold. Used for gross profit reporting.
              "currency": "A String", # The currency of the price.
              "value": "A String", # The price represented as a number.
            },
            "source": "A String", # The source of the offer, i.e., how the offer was created. Acceptable values are: - "`api`" - "`crawl`" - "`feed`"
            "identifierExists": True or False, # False when the item does not have unique product identifiers appropriate to its category, such as GTIN, MPN, and brand. Required according to the Unique Product Identifier Rules for all target countries except for Canada.
            "canonicalLink": "A String", # URL for the canonical version of your item's landing page.
            "multipack": "A String", # The number of identical products in a merchant-defined multipack.
            "isBundle": True or False, # Whether the item is a merchant-defined bundle. A bundle is a custom grouping of different products sold by a merchant for a single price.
            "displayAdsValue": 3.14, # Offer margin for dynamic remarketing campaigns.
            "gender": "A String", # Target gender of the item. Acceptable values are: - "`female`" - "`male`" - "`unisex`"
            "shippingLabel": "A String", # The shipping label of the product, used to group product in account-level shipping rules.
            "shippingHeight": { # Height of the item for shipping.
              "unit": "A String", # The unit of value.
              "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
            },
            "customAttributes": [ # A list of custom (merchant-provided) attributes. It can also be used for submitting any attribute of the feed specification in its generic form (e.g., `{ "name": "size type", "value": "regular" }`). This is useful for submitting attributes not explicitly exposed by the API, such as additional attributes used for Buy on Google (formerly known as Shopping Actions).
              {
                "unit": "A String", # Free-form unit of the attribute. Unit can only be used for values of type int, float, or price.
                "value": "A String", # The value of the attribute.
                "type": "A String", # The type of the attribute. Acceptable values are: - "`boolean`" - "`datetimerange`" - "`float`" - "`group`" - "`int`" - "`price`" - "`text`" - "`time`" - "`url`"
                "name": "A String", # The name of the attribute. Underscores will be replaced by spaces upon insertion.
              },
            ],
            "offerId": "A String", # Required. A unique identifier for the item. Leading and trailing whitespaces are stripped and multiple whitespaces are replaced by a single whitespace upon submission. Only valid unicode characters are accepted. See the products feed specification for details. *Note:* Content API methods that operate on products take the REST ID of the product, *not* this identifier.
            "sellOnGoogleQuantity": "A String", # The quantity of the product that is available for selling on Google. Supported only for online products.
            "description": "A String", # Description of the item.
            "unitPricingBaseMeasure": { # The preference of the denominator of the unit price.
              "value": "A String", # The denominator of the unit price.
              "unit": "A String", # The unit of the denominator.
            },
            "productType": "A String", # Your category of the item (formatted as in products data specification).
            "warnings": [ # Read-only warnings.
              { # An error returned by the API.
                "reason": "A String", # The error code.
                "message": "A String", # A description of the error.
                "domain": "A String", # The domain of the error.
              },
            ],
            "destinations": [ # Specifies the intended destinations for the product.
              {
                "destinationName": "A String", # The name of the destination.
                "intention": "A String", # Whether the destination is required, excluded or should be validated. Acceptable values are: - "`default`" - "`excluded`" - "`optional`" - "`required`"
              },
            ],
            "adwordsGrouping": "A String", # Used to group items in an arbitrary way. Only for CPA%, discouraged otherwise.
            "condition": "A String", # Condition or state of the item. Acceptable values are: - "`local`" - "`online`"
            "brand": "A String", # Brand of the item.
            "unitPricingMeasure": { # The measure and dimension of an item.
              "unit": "A String", # The unit of the measure.
              "value": 3.14, # The measure of an item.
            },
            "adult": True or False, # Should be set to true if the item is targeted towards adults.
            "additionalProductTypes": [ # Additional categories of the item (formatted as in products data specification).
              "A String",
            ],
            "price": { # Price of the item.
              "currency": "A String", # The currency of the price.
              "value": "A String", # The price represented as a number.
            },
            "displayAdsLink": "A String", # URL directly to your item's landing page for dynamic remarketing campaigns.
            "shippingLength": { # Length of the item for shipping.
              "unit": "A String", # The unit of value.
              "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
            },
            "validatedDestinations": [ # Deprecated. The read-only list of intended destinations which passed validation.
              "A String",
            ],
            "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#product`"
            "availabilityDate": "A String", # The day a pre-ordered product becomes available for delivery, in ISO 8601 format.
            "mpn": "A String", # Manufacturer Part Number (MPN) of the item.
            "expirationDate": "A String", # Date on which the item should expire, as specified upon insertion, in ISO 8601 format. The actual expiration date in Google Shopping is exposed in `productstatuses` as `googleExpirationDate` and might be earlier if `expirationDate` is too far in the future.
            "maxEnergyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
            "displayAdsId": "A String", # An identifier for an item for dynamic remarketing campaigns.
            "maxHandlingTime": "A String", # Maximal product handling time (in business days).
            "sizes": [ # Size of the item. Only one value is allowed. For variants with different sizes, insert a separate product for each size with the same `itemGroupId` value (see size definition).
              "A String",
            ],
            "shippingWeight": { # Weight of the item for shipping.
              "unit": "A String", # The unit of value.
              "value": 3.14, # The weight of the product used to calculate the shipping cost of the item.
            },
            "minEnergyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
            "mobileLink": "A String", # URL for the mobile-optimized version of your item's landing page.
          },
          "link": "A String", # The link to the product.
          "dataQualityIssues": [ # DEPRECATED - never populated
            {
              "destination": "A String",
              "location": "A String",
              "valueProvided": "A String",
              "valueOnLandingPage": "A String",
              "detail": "A String",
              "severity": "A String",
              "id": "A String",
              "fetchStatus": "A String",
              "timestamp": "A String",
            },
          ],
          "productId": "A String", # The ID of the product for which status is reported.
          "destinationStatuses": [ # The intended destinations for the product.
            {
              "intention": "A String", # Provided for backward compatibility only. Always set to "required". Acceptable values are: - "`default`" - "`excluded`" - "`optional`" - "`required`"
              "destination": "A String", # The name of the destination
              "approvalStatus": "A String", # The destination's approval status. Acceptable values are: - "`approved`" - "`disapproved`"
              "approvalPending": True or False, # Whether the approval status might change due to further processing.
            },
          ],
          "creationDate": "A String", # Date on which the item has been created, in ISO 8601 format.
          "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#productStatus`"
          "lastUpdateDate": "A String", # Date on which the item has been last updated, in ISO 8601 format.
          "title": "A String", # The title of the product.
          "googleExpirationDate": "A String", # Date on which the item expires in Google Shopping, in ISO 8601 format.
        },
        "errors": { # A list of errors returned by a failed batch entry. # A list of errors, if the request failed.
          "errors": [ # A list of errors.
            { # An error returned by the API.
              "reason": "A String", # The error code.
              "message": "A String", # A description of the error.
              "domain": "A String", # The domain of the error.
            },
          ],
          "code": 42, # The HTTP status of the first error in `errors`.
          "message": "A String", # The message of the first error in `errors`.
        },
      },
    ],
    "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "content#productstatusesCustomBatchResponse".
  }
get(merchantId, productId, includeAttributes=None, destinations=None, x__xgafv=None)
Gets the status of a product from your Merchant Center account.

Args:
  merchantId: string, The ID of the account that contains the product. This account cannot be a multi-client account. (required)
  productId: string, The REST ID of the product. (required)
  includeAttributes: boolean, Flag to include full product data in the result of this get request. The default value is false.
  destinations: string, If set, only issues for the specified destinations are returned, otherwise only issues for the Shopping destination. (repeated)
  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The status of a product, i.e., information about a product computed asynchronously.
    "itemLevelIssues": [ # A list of all issues associated with the product.
      {
        "resolution": "A String", # Whether the issue can be resolved by the merchant.
        "servability": "A String", # How this issue affects serving of the offer.
        "attributeName": "A String", # The attribute's name, if the issue is caused by a single attribute.
        "detail": "A String", # A detailed issue description in English.
        "description": "A String", # A short issue description in English.
        "code": "A String", # The error code of the issue.
        "destination": "A String", # The destination the issue applies to.
        "documentation": "A String", # The URL of a web page to help with resolving this issue.
      },
    ],
    "product": { #  Required product attributes are primarily defined by the products data specification. See the Products Data Specification Help Center article for information. Some attributes are country-specific, so make sure you select the appropriate country in the drop-down selector at the top of the page. Product data. After inserting, updating, or deleting a product, it may take several minutes before changes take effect. # Product data after applying all the join inputs.
      "availability": "A String", # Availability status of the item. Acceptable values are: - "`in stock`" - "`out of stock`" - "`preorder`"
      "gtin": "A String", # Global Trade Item Number (GTIN) of the item.
      "customLabel2": "A String", # Custom label 2 for custom grouping of items in a Shopping campaign.
      "customLabel3": "A String", # Custom label 3 for custom grouping of items in a Shopping campaign.
      "aspects": [ # Deprecated. Do not use.
        {
          "destinationName": "A String", # Deprecated.
          "aspectName": "A String", # Deprecated.
          "intention": "A String", # Deprecated.
        },
      ],
      "loyaltyPoints": { # Loyalty points that users receive after purchasing the item. Japan only.
        "ratio": 3.14, # The ratio of a point when converted to currency. Google assumes currency based on Merchant Center settings. If ratio is left out, it defaults to 1.0.
        "name": "A String", # Name of loyalty points program. It is recommended to limit the name to 12 full-width characters or 24 Roman characters.
        "pointsValue": "A String", # The retailer's loyalty points in absolute value.
      },
      "adwordsLabels": [ # Similar to adwords_grouping, but only works on CPC.
        "A String",
      ],
      "minHandlingTime": "A String", # Minimal product handling time (in business days).
      "itemGroupId": "A String", # Shared identifier for all variants of the same product.
      "displayAdsSimilarIds": [ # Advertiser-specified recommendations.
        "A String",
      ],
      "id": "A String", # The REST ID of the product. Content API methods that operate on products take this as their `productId` parameter. The REST ID for a product is of the form channel:contentLanguage: targetCountry: offerId.
      "taxes": [ # Tax information.
        {
          "locationId": "A String", # The numeric ID of a location that the tax rate applies to as defined in the AdWords API.
          "postalCode": "A String", # The postal code range that the tax rate applies to, represented by a ZIP code, a ZIP code prefix using * wildcard, a range between two ZIP codes or two ZIP code prefixes of equal length. Examples: 94114, 94*, 94002-95460, 94*-95*.
          "rate": 3.14, # The percentage of tax rate that applies to the item price.
          "taxShip": True or False, # Should be set to true if tax is charged on shipping.
          "region": "A String", # The geographic region to which the tax rate applies.
          "country": "A String", # The country within which the item is taxed, specified as a CLDR territory code.
        },
      ],
      "pattern": "A String", # The item's pattern (e.g. polka dots).
      "additionalImageLinks": [ # Additional URLs of images of the item.
        "A String",
      ],
      "customGroups": [ # A list of custom (merchant-provided) custom attribute groups.
        {
          "name": "A String", # The name of the group. Underscores will be replaced by spaces upon insertion.
          "attributes": [ # The sub-attributes.
            {
              "unit": "A String", # Free-form unit of the attribute. Unit can only be used for values of type int, float, or price.
              "value": "A String", # The value of the attribute.
              "type": "A String", # The type of the attribute. Acceptable values are: - "`boolean`" - "`datetimerange`" - "`float`" - "`group`" - "`int`" - "`price`" - "`text`" - "`time`" - "`url`"
              "name": "A String", # The name of the attribute. Underscores will be replaced by spaces upon insertion.
            },
          ],
        },
      ],
      "installment": { # Number and amount of installments to pay for an item.
        "amount": { # The amount the buyer has to pay per month.
          "currency": "A String", # The currency of the price.
          "value": "A String", # The price represented as a number.
        },
        "months": "A String", # The number of installments the buyer has to pay.
      },
      "material": "A String", # The material of which the item is made.
      "adwordsRedirect": "A String", # Allows advertisers to override the item URL when the product is shown within the context of Product Ads.
      "title": "A String", # Title of the item.
      "googleProductCategory": "A String", # Google's category of the item (see Google product taxonomy).
      "salePriceEffectiveDate": "A String", # Date range during which the item is on sale (see products data specification ).
      "promotionIds": [ # The unique ID of a promotion.
        "A String",
      ],
      "channel": "A String", # Required. The item's channel (online or local). Acceptable values are: - "`local`" - "`online`"
      "ageGroup": "A String", # Target age group of the item. Acceptable values are: - "`adult`" - "`infant`" - "`kids`" - "`newborn`" - "`toddler`" - "`youngAdult`"
      "color": "A String", # Color of the item.
      "contentLanguage": "A String", # Required. The two-letter ISO 639-1 language code for the item.
      "displayAdsTitle": "A String", # Title of an item for dynamic remarketing campaigns.
      "onlineOnly": True or False, # Deprecated.
      "customLabel1": "A String", # Custom label 1 for custom grouping of items in a Shopping campaign.
      "salePrice": { # Advertised sale price of the item.
        "currency": "A String", # The currency of the price.
        "value": "A String", # The price represented as a number.
      },
      "energyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
      "link": "A String", # URL directly linking to your item's page on your website.
      "shippingWidth": { # Width of the item for shipping.
        "unit": "A String", # The unit of value.
        "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
      },
      "sizeType": "A String", # The cut of the item. Recommended for apparel items. Acceptable values are: - "`big and tall`" - "`maternity`" - "`oversize`" - "`petite`" - "`plus`" - "`regular`"
      "sizeSystem": "A String", # System in which the size is specified. Recommended for apparel items. Acceptable values are: - "`AU`" - "`BR`" - "`CN`" - "`DE`" - "`EU`" - "`FR`" - "`IT`" - "`JP`" - "`MEX`" - "`UK`" - "`US`"
      "imageLink": "A String", # URL of an image of the item.
      "shipping": [ # Shipping rules.
        {
          "region": "A String", # The geographic region to which a shipping rate applies.
          "locationId": "A String", # The numeric ID of a location that the shipping rate applies to as defined in the AdWords API.
          "service": "A String", # A free-form description of the service class or delivery speed.
          "price": { # Fixed shipping price, represented as a number.
            "currency": "A String", # The currency of the price.
            "value": "A String", # The price represented as a number.
          },
          "postalCode": "A String", # The postal code range that the shipping rate applies to, represented by a postal code, a postal code prefix followed by a * wildcard, a range between two postal codes or two postal code prefixes of equal length.
          "locationGroupName": "A String", # The location where the shipping is applicable, represented by a location group name.
          "country": "A String", # The CLDR territory code of the country to which an item will ship.
        },
      ],
      "targetCountry": "A String", # Required. The CLDR territory code for the item.
      "customLabel4": "A String", # Custom label 4 for custom grouping of items in a Shopping campaign.
      "customLabel0": "A String", # Custom label 0 for custom grouping of items in a Shopping campaign.
      "costOfGoodsSold": { # Cost of goods sold. Used for gross profit reporting.
        "currency": "A String", # The currency of the price.
        "value": "A String", # The price represented as a number.
      },
      "source": "A String", # The source of the offer, i.e., how the offer was created. Acceptable values are: - "`api`" - "`crawl`" - "`feed`"
      "identifierExists": True or False, # False when the item does not have unique product identifiers appropriate to its category, such as GTIN, MPN, and brand. Required according to the Unique Product Identifier Rules for all target countries except for Canada.
      "canonicalLink": "A String", # URL for the canonical version of your item's landing page.
      "multipack": "A String", # The number of identical products in a merchant-defined multipack.
      "isBundle": True or False, # Whether the item is a merchant-defined bundle. A bundle is a custom grouping of different products sold by a merchant for a single price.
      "displayAdsValue": 3.14, # Offer margin for dynamic remarketing campaigns.
      "gender": "A String", # Target gender of the item. Acceptable values are: - "`female`" - "`male`" - "`unisex`"
      "shippingLabel": "A String", # The shipping label of the product, used to group product in account-level shipping rules.
      "shippingHeight": { # Height of the item for shipping.
        "unit": "A String", # The unit of value.
        "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
      },
      "customAttributes": [ # A list of custom (merchant-provided) attributes. It can also be used for submitting any attribute of the feed specification in its generic form (e.g., `{ "name": "size type", "value": "regular" }`). This is useful for submitting attributes not explicitly exposed by the API, such as additional attributes used for Buy on Google (formerly known as Shopping Actions).
        {
          "unit": "A String", # Free-form unit of the attribute. Unit can only be used for values of type int, float, or price.
          "value": "A String", # The value of the attribute.
          "type": "A String", # The type of the attribute. Acceptable values are: - "`boolean`" - "`datetimerange`" - "`float`" - "`group`" - "`int`" - "`price`" - "`text`" - "`time`" - "`url`"
          "name": "A String", # The name of the attribute. Underscores will be replaced by spaces upon insertion.
        },
      ],
      "offerId": "A String", # Required. A unique identifier for the item. Leading and trailing whitespaces are stripped and multiple whitespaces are replaced by a single whitespace upon submission. Only valid unicode characters are accepted. See the products feed specification for details. *Note:* Content API methods that operate on products take the REST ID of the product, *not* this identifier.
      "sellOnGoogleQuantity": "A String", # The quantity of the product that is available for selling on Google. Supported only for online products.
      "description": "A String", # Description of the item.
      "unitPricingBaseMeasure": { # The preference of the denominator of the unit price.
        "value": "A String", # The denominator of the unit price.
        "unit": "A String", # The unit of the denominator.
      },
      "productType": "A String", # Your category of the item (formatted as in products data specification).
      "warnings": [ # Read-only warnings.
        { # An error returned by the API.
          "reason": "A String", # The error code.
          "message": "A String", # A description of the error.
          "domain": "A String", # The domain of the error.
        },
      ],
      "destinations": [ # Specifies the intended destinations for the product.
        {
          "destinationName": "A String", # The name of the destination.
          "intention": "A String", # Whether the destination is required, excluded or should be validated. Acceptable values are: - "`default`" - "`excluded`" - "`optional`" - "`required`"
        },
      ],
      "adwordsGrouping": "A String", # Used to group items in an arbitrary way. Only for CPA%, discouraged otherwise.
      "condition": "A String", # Condition or state of the item. Acceptable values are: - "`local`" - "`online`"
      "brand": "A String", # Brand of the item.
      "unitPricingMeasure": { # The measure and dimension of an item.
        "unit": "A String", # The unit of the measure.
        "value": 3.14, # The measure of an item.
      },
      "adult": True or False, # Should be set to true if the item is targeted towards adults.
      "additionalProductTypes": [ # Additional categories of the item (formatted as in products data specification).
        "A String",
      ],
      "price": { # Price of the item.
        "currency": "A String", # The currency of the price.
        "value": "A String", # The price represented as a number.
      },
      "displayAdsLink": "A String", # URL directly to your item's landing page for dynamic remarketing campaigns.
      "shippingLength": { # Length of the item for shipping.
        "unit": "A String", # The unit of value.
        "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
      },
      "validatedDestinations": [ # Deprecated. The read-only list of intended destinations which passed validation.
        "A String",
      ],
      "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#product`"
      "availabilityDate": "A String", # The day a pre-ordered product becomes available for delivery, in ISO 8601 format.
      "mpn": "A String", # Manufacturer Part Number (MPN) of the item.
      "expirationDate": "A String", # Date on which the item should expire, as specified upon insertion, in ISO 8601 format. The actual expiration date in Google Shopping is exposed in `productstatuses` as `googleExpirationDate` and might be earlier if `expirationDate` is too far in the future.
      "maxEnergyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
      "displayAdsId": "A String", # An identifier for an item for dynamic remarketing campaigns.
      "maxHandlingTime": "A String", # Maximal product handling time (in business days).
      "sizes": [ # Size of the item. Only one value is allowed. For variants with different sizes, insert a separate product for each size with the same `itemGroupId` value (see size definition).
        "A String",
      ],
      "shippingWeight": { # Weight of the item for shipping.
        "unit": "A String", # The unit of value.
        "value": 3.14, # The weight of the product used to calculate the shipping cost of the item.
      },
      "minEnergyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
      "mobileLink": "A String", # URL for the mobile-optimized version of your item's landing page.
    },
    "link": "A String", # The link to the product.
    "dataQualityIssues": [ # DEPRECATED - never populated
      {
        "destination": "A String",
        "location": "A String",
        "valueProvided": "A String",
        "valueOnLandingPage": "A String",
        "detail": "A String",
        "severity": "A String",
        "id": "A String",
        "fetchStatus": "A String",
        "timestamp": "A String",
      },
    ],
    "productId": "A String", # The ID of the product for which status is reported.
    "destinationStatuses": [ # The intended destinations for the product.
      {
        "intention": "A String", # Provided for backward compatibility only. Always set to "required". Acceptable values are: - "`default`" - "`excluded`" - "`optional`" - "`required`"
        "destination": "A String", # The name of the destination
        "approvalStatus": "A String", # The destination's approval status. Acceptable values are: - "`approved`" - "`disapproved`"
        "approvalPending": True or False, # Whether the approval status might change due to further processing.
      },
    ],
    "creationDate": "A String", # Date on which the item has been created, in ISO 8601 format.
    "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#productStatus`"
    "lastUpdateDate": "A String", # Date on which the item has been last updated, in ISO 8601 format.
    "title": "A String", # The title of the product.
    "googleExpirationDate": "A String", # Date on which the item expires in Google Shopping, in ISO 8601 format.
  }
list(merchantId, pageToken=None, maxResults=None, destinations=None, includeInvalidInsertedItems=None, includeAttributes=None, x__xgafv=None)
Lists the statuses of the products in your Merchant Center account.

Args:
  merchantId: string, The ID of the account that contains the products. This account cannot be a multi-client account. (required)
  pageToken: string, The token returned by the previous request.
  maxResults: integer, The maximum number of product statuses to return in the response, used for paging.
  destinations: string, If set, only issues for the specified destinations are returned, otherwise only issues for the Shopping destination. (repeated)
  includeInvalidInsertedItems: boolean, Flag to include the invalid inserted items in the result of the list request. By default the invalid items are not shown (the default value is false).
  includeAttributes: boolean, Flag to include full product data in the results of the list request. The default value is false.
  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    {
    "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "content#productstatusesListResponse".
    "resources": [
      { # The status of a product, i.e., information about a product computed asynchronously.
        "itemLevelIssues": [ # A list of all issues associated with the product.
          {
            "resolution": "A String", # Whether the issue can be resolved by the merchant.
            "servability": "A String", # How this issue affects serving of the offer.
            "attributeName": "A String", # The attribute's name, if the issue is caused by a single attribute.
            "detail": "A String", # A detailed issue description in English.
            "description": "A String", # A short issue description in English.
            "code": "A String", # The error code of the issue.
            "destination": "A String", # The destination the issue applies to.
            "documentation": "A String", # The URL of a web page to help with resolving this issue.
          },
        ],
        "product": { #  Required product attributes are primarily defined by the products data specification. See the Products Data Specification Help Center article for information. Some attributes are country-specific, so make sure you select the appropriate country in the drop-down selector at the top of the page. Product data. After inserting, updating, or deleting a product, it may take several minutes before changes take effect. # Product data after applying all the join inputs.
          "availability": "A String", # Availability status of the item. Acceptable values are: - "`in stock`" - "`out of stock`" - "`preorder`"
          "gtin": "A String", # Global Trade Item Number (GTIN) of the item.
          "customLabel2": "A String", # Custom label 2 for custom grouping of items in a Shopping campaign.
          "customLabel3": "A String", # Custom label 3 for custom grouping of items in a Shopping campaign.
          "aspects": [ # Deprecated. Do not use.
            {
              "destinationName": "A String", # Deprecated.
              "aspectName": "A String", # Deprecated.
              "intention": "A String", # Deprecated.
            },
          ],
          "loyaltyPoints": { # Loyalty points that users receive after purchasing the item. Japan only.
            "ratio": 3.14, # The ratio of a point when converted to currency. Google assumes currency based on Merchant Center settings. If ratio is left out, it defaults to 1.0.
            "name": "A String", # Name of loyalty points program. It is recommended to limit the name to 12 full-width characters or 24 Roman characters.
            "pointsValue": "A String", # The retailer's loyalty points in absolute value.
          },
          "adwordsLabels": [ # Similar to adwords_grouping, but only works on CPC.
            "A String",
          ],
          "minHandlingTime": "A String", # Minimal product handling time (in business days).
          "itemGroupId": "A String", # Shared identifier for all variants of the same product.
          "displayAdsSimilarIds": [ # Advertiser-specified recommendations.
            "A String",
          ],
          "id": "A String", # The REST ID of the product. Content API methods that operate on products take this as their `productId` parameter. The REST ID for a product is of the form channel:contentLanguage: targetCountry: offerId.
          "taxes": [ # Tax information.
            {
              "locationId": "A String", # The numeric ID of a location that the tax rate applies to as defined in the AdWords API.
              "postalCode": "A String", # The postal code range that the tax rate applies to, represented by a ZIP code, a ZIP code prefix using * wildcard, a range between two ZIP codes or two ZIP code prefixes of equal length. Examples: 94114, 94*, 94002-95460, 94*-95*.
              "rate": 3.14, # The percentage of tax rate that applies to the item price.
              "taxShip": True or False, # Should be set to true if tax is charged on shipping.
              "region": "A String", # The geographic region to which the tax rate applies.
              "country": "A String", # The country within which the item is taxed, specified as a CLDR territory code.
            },
          ],
          "pattern": "A String", # The item's pattern (e.g. polka dots).
          "additionalImageLinks": [ # Additional URLs of images of the item.
            "A String",
          ],
          "customGroups": [ # A list of custom (merchant-provided) custom attribute groups.
            {
              "name": "A String", # The name of the group. Underscores will be replaced by spaces upon insertion.
              "attributes": [ # The sub-attributes.
                {
                  "unit": "A String", # Free-form unit of the attribute. Unit can only be used for values of type int, float, or price.
                  "value": "A String", # The value of the attribute.
                  "type": "A String", # The type of the attribute. Acceptable values are: - "`boolean`" - "`datetimerange`" - "`float`" - "`group`" - "`int`" - "`price`" - "`text`" - "`time`" - "`url`"
                  "name": "A String", # The name of the attribute. Underscores will be replaced by spaces upon insertion.
                },
              ],
            },
          ],
          "installment": { # Number and amount of installments to pay for an item.
            "amount": { # The amount the buyer has to pay per month.
              "currency": "A String", # The currency of the price.
              "value": "A String", # The price represented as a number.
            },
            "months": "A String", # The number of installments the buyer has to pay.
          },
          "material": "A String", # The material of which the item is made.
          "adwordsRedirect": "A String", # Allows advertisers to override the item URL when the product is shown within the context of Product Ads.
          "title": "A String", # Title of the item.
          "googleProductCategory": "A String", # Google's category of the item (see Google product taxonomy).
          "salePriceEffectiveDate": "A String", # Date range during which the item is on sale (see products data specification ).
          "promotionIds": [ # The unique ID of a promotion.
            "A String",
          ],
          "channel": "A String", # Required. The item's channel (online or local). Acceptable values are: - "`local`" - "`online`"
          "ageGroup": "A String", # Target age group of the item. Acceptable values are: - "`adult`" - "`infant`" - "`kids`" - "`newborn`" - "`toddler`" - "`youngAdult`"
          "color": "A String", # Color of the item.
          "contentLanguage": "A String", # Required. The two-letter ISO 639-1 language code for the item.
          "displayAdsTitle": "A String", # Title of an item for dynamic remarketing campaigns.
          "onlineOnly": True or False, # Deprecated.
          "customLabel1": "A String", # Custom label 1 for custom grouping of items in a Shopping campaign.
          "salePrice": { # Advertised sale price of the item.
            "currency": "A String", # The currency of the price.
            "value": "A String", # The price represented as a number.
          },
          "energyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
          "link": "A String", # URL directly linking to your item's page on your website.
          "shippingWidth": { # Width of the item for shipping.
            "unit": "A String", # The unit of value.
            "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
          },
          "sizeType": "A String", # The cut of the item. Recommended for apparel items. Acceptable values are: - "`big and tall`" - "`maternity`" - "`oversize`" - "`petite`" - "`plus`" - "`regular`"
          "sizeSystem": "A String", # System in which the size is specified. Recommended for apparel items. Acceptable values are: - "`AU`" - "`BR`" - "`CN`" - "`DE`" - "`EU`" - "`FR`" - "`IT`" - "`JP`" - "`MEX`" - "`UK`" - "`US`"
          "imageLink": "A String", # URL of an image of the item.
          "shipping": [ # Shipping rules.
            {
              "region": "A String", # The geographic region to which a shipping rate applies.
              "locationId": "A String", # The numeric ID of a location that the shipping rate applies to as defined in the AdWords API.
              "service": "A String", # A free-form description of the service class or delivery speed.
              "price": { # Fixed shipping price, represented as a number.
                "currency": "A String", # The currency of the price.
                "value": "A String", # The price represented as a number.
              },
              "postalCode": "A String", # The postal code range that the shipping rate applies to, represented by a postal code, a postal code prefix followed by a * wildcard, a range between two postal codes or two postal code prefixes of equal length.
              "locationGroupName": "A String", # The location where the shipping is applicable, represented by a location group name.
              "country": "A String", # The CLDR territory code of the country to which an item will ship.
            },
          ],
          "targetCountry": "A String", # Required. The CLDR territory code for the item.
          "customLabel4": "A String", # Custom label 4 for custom grouping of items in a Shopping campaign.
          "customLabel0": "A String", # Custom label 0 for custom grouping of items in a Shopping campaign.
          "costOfGoodsSold": { # Cost of goods sold. Used for gross profit reporting.
            "currency": "A String", # The currency of the price.
            "value": "A String", # The price represented as a number.
          },
          "source": "A String", # The source of the offer, i.e., how the offer was created. Acceptable values are: - "`api`" - "`crawl`" - "`feed`"
          "identifierExists": True or False, # False when the item does not have unique product identifiers appropriate to its category, such as GTIN, MPN, and brand. Required according to the Unique Product Identifier Rules for all target countries except for Canada.
          "canonicalLink": "A String", # URL for the canonical version of your item's landing page.
          "multipack": "A String", # The number of identical products in a merchant-defined multipack.
          "isBundle": True or False, # Whether the item is a merchant-defined bundle. A bundle is a custom grouping of different products sold by a merchant for a single price.
          "displayAdsValue": 3.14, # Offer margin for dynamic remarketing campaigns.
          "gender": "A String", # Target gender of the item. Acceptable values are: - "`female`" - "`male`" - "`unisex`"
          "shippingLabel": "A String", # The shipping label of the product, used to group product in account-level shipping rules.
          "shippingHeight": { # Height of the item for shipping.
            "unit": "A String", # The unit of value.
            "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
          },
          "customAttributes": [ # A list of custom (merchant-provided) attributes. It can also be used for submitting any attribute of the feed specification in its generic form (e.g., `{ "name": "size type", "value": "regular" }`). This is useful for submitting attributes not explicitly exposed by the API, such as additional attributes used for Buy on Google (formerly known as Shopping Actions).
            {
              "unit": "A String", # Free-form unit of the attribute. Unit can only be used for values of type int, float, or price.
              "value": "A String", # The value of the attribute.
              "type": "A String", # The type of the attribute. Acceptable values are: - "`boolean`" - "`datetimerange`" - "`float`" - "`group`" - "`int`" - "`price`" - "`text`" - "`time`" - "`url`"
              "name": "A String", # The name of the attribute. Underscores will be replaced by spaces upon insertion.
            },
          ],
          "offerId": "A String", # Required. A unique identifier for the item. Leading and trailing whitespaces are stripped and multiple whitespaces are replaced by a single whitespace upon submission. Only valid unicode characters are accepted. See the products feed specification for details. *Note:* Content API methods that operate on products take the REST ID of the product, *not* this identifier.
          "sellOnGoogleQuantity": "A String", # The quantity of the product that is available for selling on Google. Supported only for online products.
          "description": "A String", # Description of the item.
          "unitPricingBaseMeasure": { # The preference of the denominator of the unit price.
            "value": "A String", # The denominator of the unit price.
            "unit": "A String", # The unit of the denominator.
          },
          "productType": "A String", # Your category of the item (formatted as in products data specification).
          "warnings": [ # Read-only warnings.
            { # An error returned by the API.
              "reason": "A String", # The error code.
              "message": "A String", # A description of the error.
              "domain": "A String", # The domain of the error.
            },
          ],
          "destinations": [ # Specifies the intended destinations for the product.
            {
              "destinationName": "A String", # The name of the destination.
              "intention": "A String", # Whether the destination is required, excluded or should be validated. Acceptable values are: - "`default`" - "`excluded`" - "`optional`" - "`required`"
            },
          ],
          "adwordsGrouping": "A String", # Used to group items in an arbitrary way. Only for CPA%, discouraged otherwise.
          "condition": "A String", # Condition or state of the item. Acceptable values are: - "`local`" - "`online`"
          "brand": "A String", # Brand of the item.
          "unitPricingMeasure": { # The measure and dimension of an item.
            "unit": "A String", # The unit of the measure.
            "value": 3.14, # The measure of an item.
          },
          "adult": True or False, # Should be set to true if the item is targeted towards adults.
          "additionalProductTypes": [ # Additional categories of the item (formatted as in products data specification).
            "A String",
          ],
          "price": { # Price of the item.
            "currency": "A String", # The currency of the price.
            "value": "A String", # The price represented as a number.
          },
          "displayAdsLink": "A String", # URL directly to your item's landing page for dynamic remarketing campaigns.
          "shippingLength": { # Length of the item for shipping.
            "unit": "A String", # The unit of value.
            "value": 3.14, # The dimension of the product used to calculate the shipping cost of the item.
          },
          "validatedDestinations": [ # Deprecated. The read-only list of intended destinations which passed validation.
            "A String",
          ],
          "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#product`"
          "availabilityDate": "A String", # The day a pre-ordered product becomes available for delivery, in ISO 8601 format.
          "mpn": "A String", # Manufacturer Part Number (MPN) of the item.
          "expirationDate": "A String", # Date on which the item should expire, as specified upon insertion, in ISO 8601 format. The actual expiration date in Google Shopping is exposed in `productstatuses` as `googleExpirationDate` and might be earlier if `expirationDate` is too far in the future.
          "maxEnergyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
          "displayAdsId": "A String", # An identifier for an item for dynamic remarketing campaigns.
          "maxHandlingTime": "A String", # Maximal product handling time (in business days).
          "sizes": [ # Size of the item. Only one value is allowed. For variants with different sizes, insert a separate product for each size with the same `itemGroupId` value (see size definition).
            "A String",
          ],
          "shippingWeight": { # Weight of the item for shipping.
            "unit": "A String", # The unit of value.
            "value": 3.14, # The weight of the product used to calculate the shipping cost of the item.
          },
          "minEnergyEfficiencyClass": "A String", # The energy efficiency class as defined in EU directive 2010/30/EU. Acceptable values are: - "`A`" - "`A+`" - "`A++`" - "`A+++`" - "`B`" - "`C`" - "`D`" - "`E`" - "`F`" - "`G`"
          "mobileLink": "A String", # URL for the mobile-optimized version of your item's landing page.
        },
        "link": "A String", # The link to the product.
        "dataQualityIssues": [ # DEPRECATED - never populated
          {
            "destination": "A String",
            "location": "A String",
            "valueProvided": "A String",
            "valueOnLandingPage": "A String",
            "detail": "A String",
            "severity": "A String",
            "id": "A String",
            "fetchStatus": "A String",
            "timestamp": "A String",
          },
        ],
        "productId": "A String", # The ID of the product for which status is reported.
        "destinationStatuses": [ # The intended destinations for the product.
          {
            "intention": "A String", # Provided for backward compatibility only. Always set to "required". Acceptable values are: - "`default`" - "`excluded`" - "`optional`" - "`required`"
            "destination": "A String", # The name of the destination
            "approvalStatus": "A String", # The destination's approval status. Acceptable values are: - "`approved`" - "`disapproved`"
            "approvalPending": True or False, # Whether the approval status might change due to further processing.
          },
        ],
        "creationDate": "A String", # Date on which the item has been created, in ISO 8601 format.
        "kind": "A String", # Identifies what kind of resource this is. Value: the fixed string "`content#productStatus`"
        "lastUpdateDate": "A String", # Date on which the item has been last updated, in ISO 8601 format.
        "title": "A String", # The title of the product.
        "googleExpirationDate": "A String", # Date on which the item expires in Google Shopping, in ISO 8601 format.
      },
    ],
    "nextPageToken": "A String", # The token for the retrieval of the next page of products statuses.
  }
list_next(previous_request, previous_response)
Retrieves the next page of results.

Args:
  previous_request: The request for the previous page. (required)
  previous_response: The response from the request for the previous page. (required)

Returns:
  A request object that you can call 'execute()' on to request the next
  page. Returns None if there are no more items in the collection.