chore: regens API reference docs (#889)

diff --git a/docs/dyn/slides_v1.presentations.pages.html b/docs/dyn/slides_v1.presentations.pages.html
index 043c017..eb306c2 100644
--- a/docs/dyn/slides_v1.presentations.pages.html
+++ b/docs/dyn/slides_v1.presentations.pages.html
@@ -109,12 +109,8 @@
             # word art.
           "renderedText": "A String", # The text rendered as word art.
         },
-        "elementGroup": { # A PageElement kind representing a # A collection of page elements joined as a single unit.
-            # joined collection of PageElements.
-          "children": [ # The collection of elements in the group. The minimum size of a group is 2.
-            # Object with schema name: PageElement
-          ],
-        },
+        "description": "A String", # The description of the page element. Combined with title to display alt
+            # text.
         "objectId": "A String", # The object ID for this page element. Object IDs used by
             # google.apps.slides.v1.Page and
             # google.apps.slides.v1.PageElement share the same namespace.
@@ -236,6 +232,9 @@
               "leftOffset": 3.14, # The offset specifies the left edge of the crop rectangle that is located to
                   # the right of the original bounding rectangle left edge, relative to the
                   # object's original width.
+              "topOffset": 3.14, # The offset specifies the top edge of the crop rectangle that is located
+                  # below the original bounding rectangle top edge, relative to the object's
+                  # original height.
               "bottomOffset": 3.14, # The offset specifies the bottom edge of the crop rectangle that is located
                   # above the original bounding rectangle bottom edge, relative to the object's
                   # original height.
@@ -244,9 +243,6 @@
               "rightOffset": 3.14, # The offset specifies the right edge of the crop rectangle that is located
                   # to the left of the original bounding rectangle right edge, relative to the
                   # object's original width.
-              "topOffset": 3.14, # The offset specifies the top edge of the crop rectangle that is located
-                  # below the original bounding rectangle top edge, relative to the object's
-                  # original height.
             },
             "shadow": { # The shadow properties of a page element. # The shadow of the image. If not set, the image has no shadow. This property
                 # is read-only.
@@ -378,18 +374,7 @@
                         },
                       },
                     },
-                    "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                        # transparent, depending on if the `opaque_color` field in it is set.
-                      "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                          # a transparent color.
-                        "themeColor": "A String", # An opaque theme color.
-                        "rgbColor": { # An RGB color. # An opaque RGB color.
-                          "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                          "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                          "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                        },
-                      },
-                    },
+                    "bold": True or False, # Whether or not the text is rendered as bold.
                     "baselineOffset": "A String", # The text's vertical offset from its normal position.
                         #
                         # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -449,12 +434,6 @@
                         # Some fonts can affect the weight of the text. If an update request
                         # specifies values for both `font_family` and `bold`, the explicitly-set
                         # `bold` value is used.
-                    "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                        # points.
-                      "magnitude": 3.14, # The magnitude.
-                      "unit": "A String", # The units for magnitude.
-                    },
-                    "italic": True or False, # Whether or not the text is italicized.
                     "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                         # are not inherited from parent text.
                         #
@@ -483,8 +462,25 @@
                       "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                           # addressed by its position.
                     },
+                    "italic": True or False, # Whether or not the text is italicized.
+                    "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                        # points.
+                      "magnitude": 3.14, # The magnitude.
+                      "unit": "A String", # The units for magnitude.
+                    },
                     "underline": True or False, # Whether or not the text is underlined.
-                    "bold": True or False, # Whether or not the text is rendered as bold.
+                    "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                        # transparent, depending on if the `opaque_color` field in it is set.
+                      "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                          # a transparent color.
+                        "themeColor": "A String", # An opaque theme color.
+                        "rgbColor": { # An RGB color. # An opaque RGB color.
+                          "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                          "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                          "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                        },
+                      },
+                    },
                   },
                   "type": "A String", # The type of this auto text.
                 },
@@ -579,18 +575,7 @@
                           },
                         },
                       },
-                      "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                          # transparent, depending on if the `opaque_color` field in it is set.
-                        "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                            # a transparent color.
-                          "themeColor": "A String", # An opaque theme color.
-                          "rgbColor": { # An RGB color. # An opaque RGB color.
-                            "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                            "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                            "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                          },
-                        },
-                      },
+                      "bold": True or False, # Whether or not the text is rendered as bold.
                       "baselineOffset": "A String", # The text's vertical offset from its normal position.
                           #
                           # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -650,12 +635,6 @@
                           # Some fonts can affect the weight of the text. If an update request
                           # specifies values for both `font_family` and `bold`, the explicitly-set
                           # `bold` value is used.
-                      "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                          # points.
-                        "magnitude": 3.14, # The magnitude.
-                        "unit": "A String", # The units for magnitude.
-                      },
-                      "italic": True or False, # Whether or not the text is italicized.
                       "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                           # are not inherited from parent text.
                           #
@@ -684,8 +663,25 @@
                         "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                             # addressed by its position.
                       },
+                      "italic": True or False, # Whether or not the text is italicized.
+                      "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                          # points.
+                        "magnitude": 3.14, # The magnitude.
+                        "unit": "A String", # The units for magnitude.
+                      },
                       "underline": True or False, # Whether or not the text is underlined.
-                      "bold": True or False, # Whether or not the text is rendered as bold.
+                      "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                          # transparent, depending on if the `opaque_color` field in it is set.
+                        "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                            # a transparent color.
+                          "themeColor": "A String", # An opaque theme color.
+                          "rgbColor": { # An RGB color. # An opaque RGB color.
+                            "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                            "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                            "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                          },
+                        },
+                      },
                     },
                     "glyph": "A String", # The rendered bullet glyph for this paragraph.
                   },
@@ -727,18 +723,7 @@
                         },
                       },
                     },
-                    "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                        # transparent, depending on if the `opaque_color` field in it is set.
-                      "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                          # a transparent color.
-                        "themeColor": "A String", # An opaque theme color.
-                        "rgbColor": { # An RGB color. # An opaque RGB color.
-                          "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                          "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                          "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                        },
-                      },
-                    },
+                    "bold": True or False, # Whether or not the text is rendered as bold.
                     "baselineOffset": "A String", # The text's vertical offset from its normal position.
                         #
                         # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -798,12 +783,6 @@
                         # Some fonts can affect the weight of the text. If an update request
                         # specifies values for both `font_family` and `bold`, the explicitly-set
                         # `bold` value is used.
-                    "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                        # points.
-                      "magnitude": 3.14, # The magnitude.
-                      "unit": "A String", # The units for magnitude.
-                    },
-                    "italic": True or False, # Whether or not the text is italicized.
                     "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                         # are not inherited from parent text.
                         #
@@ -832,8 +811,25 @@
                       "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                           # addressed by its position.
                     },
+                    "italic": True or False, # Whether or not the text is italicized.
+                    "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                        # points.
+                      "magnitude": 3.14, # The magnitude.
+                      "unit": "A String", # The units for magnitude.
+                    },
                     "underline": True or False, # Whether or not the text is underlined.
-                    "bold": True or False, # Whether or not the text is rendered as bold.
+                    "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                        # transparent, depending on if the `opaque_color` field in it is set.
+                      "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                          # a transparent color.
+                        "themeColor": "A String", # An opaque theme color.
+                        "rgbColor": { # An RGB color. # An opaque RGB color.
+                          "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                          "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                          "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                        },
+                      },
+                    },
                   },
                 },
               },
@@ -876,18 +872,7 @@
                           },
                         },
                       },
-                      "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                          # transparent, depending on if the `opaque_color` field in it is set.
-                        "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                            # a transparent color.
-                          "themeColor": "A String", # An opaque theme color.
-                          "rgbColor": { # An RGB color. # An opaque RGB color.
-                            "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                            "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                            "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                          },
-                        },
-                      },
+                      "bold": True or False, # Whether or not the text is rendered as bold.
                       "baselineOffset": "A String", # The text's vertical offset from its normal position.
                           #
                           # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -947,12 +932,6 @@
                           # Some fonts can affect the weight of the text. If an update request
                           # specifies values for both `font_family` and `bold`, the explicitly-set
                           # `bold` value is used.
-                      "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                          # points.
-                        "magnitude": 3.14, # The magnitude.
-                        "unit": "A String", # The units for magnitude.
-                      },
-                      "italic": True or False, # Whether or not the text is italicized.
                       "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                           # are not inherited from parent text.
                           #
@@ -981,8 +960,25 @@
                         "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                             # addressed by its position.
                       },
+                      "italic": True or False, # Whether or not the text is italicized.
+                      "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                          # points.
+                        "magnitude": 3.14, # The magnitude.
+                        "unit": "A String", # The units for magnitude.
+                      },
                       "underline": True or False, # Whether or not the text is underlined.
-                      "bold": True or False, # Whether or not the text is rendered as bold.
+                      "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                          # transparent, depending on if the `opaque_color` field in it is set.
+                        "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                            # a transparent color.
+                          "themeColor": "A String", # An opaque theme color.
+                          "rgbColor": { # An RGB color. # An opaque RGB color.
+                            "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                            "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                            "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                          },
+                        },
+                      },
                     },
                   },
                 },
@@ -1280,6 +1276,9 @@
                 "leftOffset": 3.14, # The offset specifies the left edge of the crop rectangle that is located to
                     # the right of the original bounding rectangle left edge, relative to the
                     # object's original width.
+                "topOffset": 3.14, # The offset specifies the top edge of the crop rectangle that is located
+                    # below the original bounding rectangle top edge, relative to the object's
+                    # original height.
                 "bottomOffset": 3.14, # The offset specifies the bottom edge of the crop rectangle that is located
                     # above the original bounding rectangle bottom edge, relative to the object's
                     # original height.
@@ -1288,9 +1287,6 @@
                 "rightOffset": 3.14, # The offset specifies the right edge of the crop rectangle that is located
                     # to the left of the original bounding rectangle right edge, relative to the
                     # object's original width.
-                "topOffset": 3.14, # The offset specifies the top edge of the crop rectangle that is located
-                    # below the original bounding rectangle top edge, relative to the object's
-                    # original height.
               },
               "shadow": { # The shadow properties of a page element. # The shadow of the image. If not set, the image has no shadow. This property
                   # is read-only.
@@ -1358,6 +1354,8 @@
             # video.
           "url": "A String", # An URL to a video. The URL is valid as long as the source video exists and
               # sharing settings do not change.
+          "source": "A String", # The video source.
+          "id": "A String", # The video source's unique identifier for this video.
           "videoProperties": { # The properties of the Video. # The properties of the video.
             "start": 42, # The time at which to start playback, measured in seconds from the beginning
                 # of the video.
@@ -1417,8 +1415,6 @@
             },
             "mute": True or False, # Whether to mute the audio during video playback. Defaults to false.
           },
-          "id": "A String", # The video source's unique identifier for this video.
-          "source": "A String", # The video source.
         },
         "table": { # A PageElement kind representing a # A table page element.
             # table.
@@ -1580,18 +1576,7 @@
                                 },
                               },
                             },
-                            "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                                # transparent, depending on if the `opaque_color` field in it is set.
-                              "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                                  # a transparent color.
-                                "themeColor": "A String", # An opaque theme color.
-                                "rgbColor": { # An RGB color. # An opaque RGB color.
-                                  "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                                  "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                                  "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                                },
-                              },
-                            },
+                            "bold": True or False, # Whether or not the text is rendered as bold.
                             "baselineOffset": "A String", # The text's vertical offset from its normal position.
                                 #
                                 # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -1651,12 +1636,6 @@
                                 # Some fonts can affect the weight of the text. If an update request
                                 # specifies values for both `font_family` and `bold`, the explicitly-set
                                 # `bold` value is used.
-                            "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                                # points.
-                              "magnitude": 3.14, # The magnitude.
-                              "unit": "A String", # The units for magnitude.
-                            },
-                            "italic": True or False, # Whether or not the text is italicized.
                             "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                                 # are not inherited from parent text.
                                 #
@@ -1685,8 +1664,25 @@
                               "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                                   # addressed by its position.
                             },
+                            "italic": True or False, # Whether or not the text is italicized.
+                            "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                                # points.
+                              "magnitude": 3.14, # The magnitude.
+                              "unit": "A String", # The units for magnitude.
+                            },
                             "underline": True or False, # Whether or not the text is underlined.
-                            "bold": True or False, # Whether or not the text is rendered as bold.
+                            "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                                # transparent, depending on if the `opaque_color` field in it is set.
+                              "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                                  # a transparent color.
+                                "themeColor": "A String", # An opaque theme color.
+                                "rgbColor": { # An RGB color. # An opaque RGB color.
+                                  "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                                  "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                                  "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                                },
+                              },
+                            },
                           },
                           "type": "A String", # The type of this auto text.
                         },
@@ -1781,18 +1777,7 @@
                                   },
                                 },
                               },
-                              "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                                  # transparent, depending on if the `opaque_color` field in it is set.
-                                "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                                    # a transparent color.
-                                  "themeColor": "A String", # An opaque theme color.
-                                  "rgbColor": { # An RGB color. # An opaque RGB color.
-                                    "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                                    "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                                    "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                                  },
-                                },
-                              },
+                              "bold": True or False, # Whether or not the text is rendered as bold.
                               "baselineOffset": "A String", # The text's vertical offset from its normal position.
                                   #
                                   # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -1852,12 +1837,6 @@
                                   # Some fonts can affect the weight of the text. If an update request
                                   # specifies values for both `font_family` and `bold`, the explicitly-set
                                   # `bold` value is used.
-                              "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                                  # points.
-                                "magnitude": 3.14, # The magnitude.
-                                "unit": "A String", # The units for magnitude.
-                              },
-                              "italic": True or False, # Whether or not the text is italicized.
                               "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                                   # are not inherited from parent text.
                                   #
@@ -1886,8 +1865,25 @@
                                 "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                                     # addressed by its position.
                               },
+                              "italic": True or False, # Whether or not the text is italicized.
+                              "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                                  # points.
+                                "magnitude": 3.14, # The magnitude.
+                                "unit": "A String", # The units for magnitude.
+                              },
                               "underline": True or False, # Whether or not the text is underlined.
-                              "bold": True or False, # Whether or not the text is rendered as bold.
+                              "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                                  # transparent, depending on if the `opaque_color` field in it is set.
+                                "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                                    # a transparent color.
+                                  "themeColor": "A String", # An opaque theme color.
+                                  "rgbColor": { # An RGB color. # An opaque RGB color.
+                                    "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                                    "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                                    "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                                  },
+                                },
+                              },
                             },
                             "glyph": "A String", # The rendered bullet glyph for this paragraph.
                           },
@@ -1929,18 +1925,7 @@
                                 },
                               },
                             },
-                            "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                                # transparent, depending on if the `opaque_color` field in it is set.
-                              "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                                  # a transparent color.
-                                "themeColor": "A String", # An opaque theme color.
-                                "rgbColor": { # An RGB color. # An opaque RGB color.
-                                  "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                                  "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                                  "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                                },
-                              },
-                            },
+                            "bold": True or False, # Whether or not the text is rendered as bold.
                             "baselineOffset": "A String", # The text's vertical offset from its normal position.
                                 #
                                 # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -2000,12 +1985,6 @@
                                 # Some fonts can affect the weight of the text. If an update request
                                 # specifies values for both `font_family` and `bold`, the explicitly-set
                                 # `bold` value is used.
-                            "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                                # points.
-                              "magnitude": 3.14, # The magnitude.
-                              "unit": "A String", # The units for magnitude.
-                            },
-                            "italic": True or False, # Whether or not the text is italicized.
                             "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                                 # are not inherited from parent text.
                                 #
@@ -2034,8 +2013,25 @@
                               "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                                   # addressed by its position.
                             },
+                            "italic": True or False, # Whether or not the text is italicized.
+                            "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                                # points.
+                              "magnitude": 3.14, # The magnitude.
+                              "unit": "A String", # The units for magnitude.
+                            },
                             "underline": True or False, # Whether or not the text is underlined.
-                            "bold": True or False, # Whether or not the text is rendered as bold.
+                            "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                                # transparent, depending on if the `opaque_color` field in it is set.
+                              "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                                  # a transparent color.
+                                "themeColor": "A String", # An opaque theme color.
+                                "rgbColor": { # An RGB color. # An opaque RGB color.
+                                  "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                                  "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                                  "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                                },
+                              },
+                            },
                           },
                         },
                       },
@@ -2078,18 +2074,7 @@
                                   },
                                 },
                               },
-                              "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
-                                  # transparent, depending on if the `opaque_color` field in it is set.
-                                "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
-                                    # a transparent color.
-                                  "themeColor": "A String", # An opaque theme color.
-                                  "rgbColor": { # An RGB color. # An opaque RGB color.
-                                    "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                                    "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                                    "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                                  },
-                                },
-                              },
+                              "bold": True or False, # Whether or not the text is rendered as bold.
                               "baselineOffset": "A String", # The text's vertical offset from its normal position.
                                   #
                                   # Text with `SUPERSCRIPT` or `SUBSCRIPT` baseline offsets is automatically
@@ -2149,12 +2134,6 @@
                                   # Some fonts can affect the weight of the text. If an update request
                                   # specifies values for both `font_family` and `bold`, the explicitly-set
                                   # `bold` value is used.
-                              "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
-                                  # points.
-                                "magnitude": 3.14, # The magnitude.
-                                "unit": "A String", # The units for magnitude.
-                              },
-                              "italic": True or False, # Whether or not the text is italicized.
                               "link": { # A hypertext link. # The hyperlink destination of the text. If unset, there is no link. Links
                                   # are not inherited from parent text.
                                   #
@@ -2183,8 +2162,25 @@
                                 "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                                     # addressed by its position.
                               },
+                              "italic": True or False, # Whether or not the text is italicized.
+                              "fontSize": { # A magnitude in a single direction in the specified units. # The size of the text's font. When read, the `font_size` will specified in
+                                  # points.
+                                "magnitude": 3.14, # The magnitude.
+                                "unit": "A String", # The units for magnitude.
+                              },
                               "underline": True or False, # Whether or not the text is underlined.
-                              "bold": True or False, # Whether or not the text is rendered as bold.
+                              "backgroundColor": { # A color that can either be fully opaque or fully transparent. # The background color of the text. If set, the color is either opaque or
+                                  # transparent, depending on if the `opaque_color` field in it is set.
+                                "opaqueColor": { # A themeable solid color value. # If set, this will be used as an opaque color. If unset, this represents
+                                    # a transparent color.
+                                  "themeColor": "A String", # An opaque theme color.
+                                  "rgbColor": { # An RGB color. # An opaque RGB color.
+                                    "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                                    "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                                    "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                                  },
+                                },
+                              },
                             },
                           },
                         },
@@ -2192,6 +2188,7 @@
                       },
                     },
                   },
+                  "rowSpan": 42, # Row span of the cell.
                   "tableCellProperties": { # The properties of the TableCell. # The properties of the table cell.
                     "tableCellBackgroundFill": { # The table cell background fill. # The background fill of the table cell. The default fill matches the fill
                         # for newly created table cells in the Slides editor.
@@ -2226,12 +2223,11 @@
                     "contentAlignment": "A String", # The alignment of the content in the table cell. The default alignment
                         # matches the alignment for newly created table cells in the Slides editor.
                   },
-                  "rowSpan": 42, # Row span of the cell.
-                  "columnSpan": 42, # Column span of the cell.
                   "location": { # A location of a single table cell within a table. # The location of the cell within the table.
                     "rowIndex": 42, # The 0-based row index.
                     "columnIndex": 42, # The 0-based column index.
                   },
+                  "columnSpan": 42, # Column span of the cell.
                 },
               ],
               "rowHeight": { # A magnitude in a single direction in the specified units. # Height of a row.
@@ -2275,30 +2271,7 @@
               "relativeLink": "A String", # If set, indicates this is a link to a slide in this presentation,
                   # addressed by its position.
             },
-            "lineFill": { # The fill of the line. # The fill of the line. The default line fill matches the defaults for new
-                # lines created in the Slides editor.
-              "solidFill": { # A solid color fill. The page or page element is filled entirely with the # Solid color fill.
-                  # specified color value.
-                  #
-                  # If any field is unset, its value may be inherited from a parent placeholder
-                  # if it exists.
-                "color": { # A themeable solid color value. # The color value of the solid fill.
-                  "themeColor": "A String", # An opaque theme color.
-                  "rgbColor": { # An RGB color. # An opaque RGB color.
-                    "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
-                    "green": 3.14, # The green component of the color, from 0.0 to 1.0.
-                    "red": 3.14, # The red component of the color, from 0.0 to 1.0.
-                  },
-                },
-                "alpha": 3.14, # The fraction of this `color` that should be applied to the pixel.
-                    # That is, the final pixel color is defined by the equation:
-                    #
-                    #   pixel color = alpha * (color) + (1.0 - alpha) * (background color)
-                    #
-                    # This means that a value of 1.0 corresponds to a solid color, whereas
-                    # a value of 0.0 corresponds to a completely transparent color.
-              },
-            },
+            "startArrow": "A String", # The style of the arrow at the beginning of the line.
             "startConnection": { # The properties for one end of a Line # The connection at the beginning of the line. If unset, there is no
                 # connection.
                 #
@@ -2344,7 +2317,30 @@
                   # do not have connection sites and therefore cannot be connected to a
                   # connector line.
             },
-            "startArrow": "A String", # The style of the arrow at the beginning of the line.
+            "lineFill": { # The fill of the line. # The fill of the line. The default line fill matches the defaults for new
+                # lines created in the Slides editor.
+              "solidFill": { # A solid color fill. The page or page element is filled entirely with the # Solid color fill.
+                  # specified color value.
+                  #
+                  # If any field is unset, its value may be inherited from a parent placeholder
+                  # if it exists.
+                "color": { # A themeable solid color value. # The color value of the solid fill.
+                  "themeColor": "A String", # An opaque theme color.
+                  "rgbColor": { # An RGB color. # An opaque RGB color.
+                    "blue": 3.14, # The blue component of the color, from 0.0 to 1.0.
+                    "green": 3.14, # The green component of the color, from 0.0 to 1.0.
+                    "red": 3.14, # The red component of the color, from 0.0 to 1.0.
+                  },
+                },
+                "alpha": 3.14, # The fraction of this `color` that should be applied to the pixel.
+                    # That is, the final pixel color is defined by the equation:
+                    #
+                    #   pixel color = alpha * (color) + (1.0 - alpha) * (background color)
+                    #
+                    # This means that a value of 1.0 corresponds to a solid color, whereas
+                    # a value of 0.0 corresponds to a completely transparent color.
+              },
+            },
           },
           "lineType": "A String", # The type of the line.
         },
@@ -2358,8 +2354,12 @@
             "unit": "A String", # The units for magnitude.
           },
         },
-        "description": "A String", # The description of the page element. Combined with title to display alt
-            # text.
+        "elementGroup": { # A PageElement kind representing a # A collection of page elements joined as a single unit.
+            # joined collection of PageElements.
+          "children": [ # The collection of elements in the group. The minimum size of a group is 2.
+            # Object with schema name: PageElement
+          ],
+        },
       },
     ],
     "notesProperties": { # The properties of Page that are only # Notes specific properties. Only set if page_type = NOTES.
@@ -2457,7 +2457,13 @@
       },
       "colorScheme": { # The palette of predefined colors for a page. # The color scheme of the page. If unset, the color scheme is inherited from
           # a parent page. If the page has no parent, the color scheme uses a default
-          # Slides color scheme. This field is read-only.
+          # Slides color scheme, matching the defaults in the Slides editor.
+          #
+          # Only the concrete colors of the first 12 ThemeColorTypes are editable. In addition, only
+          # the color scheme on `Master` pages can be updated. To update the field, a
+          # color scheme containing mappings from all the first 12 ThemeColorTypes to
+          # their concrete colors must be provided. Colors for the remaining
+          # ThemeColorTypes will be ignored.
         "colors": [ # The ThemeColorType and corresponding concrete color pairs.
           { # A pair mapping a theme color type to the concrete color it represents.
             "color": { # An RGB color. # The concrete color corresponding to the theme color type above.
@@ -2503,7 +2509,7 @@
   pageObjectId: string, The object ID of the page whose thumbnail to retrieve. (required)
   thumbnailProperties_mimeType: string, The optional mime type of the thumbnail image.
 
-If you don't specify the mime type, the default mime type will be PNG.
+If you don't specify the mime type, the mime type defaults to PNG.
   thumbnailProperties_thumbnailSize: string, The optional thumbnail image size.
 
 If you don't specify the size, the server chooses a default size of the