Update documentation
diff --git a/docs/dyn/books_v1.onboarding.html b/docs/dyn/books_v1.onboarding.html
index a4e0f5b..85ed21b 100644
--- a/docs/dyn/books_v1.onboarding.html
+++ b/docs/dyn/books_v1.onboarding.html
@@ -189,6 +189,7 @@
                 "currencyCode": "A String",
                 "amountInMicros": 3.14,
               },
+              "giftable": True or False, # Indicates whether the offer is giftable.
               "finskyOfferType": 42, # The finsky offer type (e.g., PURCHASE=0 RENTAL=3)
             },
           ],
@@ -254,14 +255,20 @@
           "categories": [ # A list of subject categories, such as "Fiction", "Suspense", etc.
             "A String",
           ],
+          "panelizationSummary": { # A top-level summary of the panelization info in this volume.
+            "containsEpubBubbles": True or False,
+            "epubBubbleVersion": "A String",
+            "imageBubbleVersion": "A String",
+            "containsImageBubbles": True or False,
+          },
           "publisher": "A String", # Publisher of this volume. (In LITE projection.)
           "language": "A String", # Best language for this volume (based on content). It is the two-letter ISO 639-1 code such as 'fr', 'en', etc.
-          "readingModes": "", # The reading modes available for this volume.
+          "maturityRating": "A String",
           "allowAnonLogging": True or False, # Whether anonymous logging should be allowed.
           "title": "A String", # Volume title. (In LITE projection.)
           "printType": "A String", # Type of publication of this volume. Possible values are BOOK or MAGAZINE.
           "samplePageCount": 42, # Total number of sample pages as per publisher metadata.
-          "maturityRating": "A String",
+          "readingModes": "", # The reading modes available for this volume.
           "printedPageCount": 42, # Total number of printed pages in generated pdf representation.
           "averageRating": 3.14, # The mean review rating for this volume. (min = 1.0, max = 5.0)
           "infoLink": "A String", # URL to view information about this volume on the Google Books site. (In LITE projection)