Added value: +{
+  "description": "LinkedIn only, keyed by LinkedIn social account id (in social_account_ids): who it posts as. \"me\", company pages by name or urn (post_as in postkey_list_social_accounts), or both: each is its own post and counts once in posts_per_week. { \"<id>\": [\"me\", \"Acme Corp\"] }: the person and the page. null: back to \"me\" only. A page it does not manage is refused with the ones it can use.",
+  "type": "object"
+}

Previous value: -"false: refused (isError true; code, message, guide_topic, url), nothing changed."New value: +"false: refused (isError; code, message, guide_topic, url); no change."

Previous value: -"The caption that is published with the post."New value: +"The caption published with the post, at most 5,000 characters. Each platform's own length limit is checked when it is scheduled."

Previous value: -"true: post the video to Instagram as a TRIAL reel, shown first to people who do not follow the account and not on the profile grid. One video only, not a Story. false takes it off."New value: +"Instagram only, one video, not a Story. true: post it as a TRIAL reel, shown first to people who do not follow the account and not on the profile grid. false takes that off."

Previous value: -"The call-to-action word people comment to get a DM, for example \"GUIDE\". Letters, digits, _ and - only."New value: +"The call-to-action word people comment to get a DM, for example \"GUIDE\". Letters, digits, _ and - only, at most 40. It is a label on the post; the DM itself is sent by a live automation with the same keyword (postkey_create_automation)."

Previous value: -"The media of the post, in order, by id from postkey_list_library."New value: +"The post's media in order: ids from postkey_list_library or postkey_finish_upload. Up to 10 (a story takes exactly 1). Sending it replaces the list; an empty list removes all."

Previous value: -"The link the keyword automation hands out (https://...)."New value: +"The link the keyword automation hands out, https://..."

Previous value: -"Each platform's own settings, keyed by platform, set key by key over what the post has (null takes one off). For example { \"tiktok\": { \"privacy_status\": \"private\", \"allow_duet\": false }, \"instagram\": { \"share_to_feed\": false, \"first_comment\": \"Link in bio\" }, \"linkedin\": { \"first_comment\": \"...\" }, \"reddit\": { \"subreddit\": \"videography\", \"title\": \"...\" } }. postkey_guide topic platforms lists every setting and what it takes. An unknown platform or setting is refused."New value: +"Each platform's own settings, keyed by platform, merged key by key into what the post has (null removes one). For example { \"tiktok\": { \"privacy_status\": \"private\", \"allow_duet\": false }, \"instagram\": { \"share_to_feed\": false, \"first_comment\": \"Link in bio\" }, \"linkedin\": { \"first_comment\": \"...\" }, \"reddit\": { \"subreddit\": \"videography\", \"title\": \"...\" } }. postkey_guide topic platforms lists every setting and what it takes. An unknown platform or setting is refused invalid_arguments."

Previous value: -"The post id."New value: +"The post id (a UUID) from postkey_list_posts or postkey_create_post."

Previous value: -"The social accounts to post to, by id from postkey_list_social_accounts."New value: +"The social accounts to post to: ids from postkey_list_social_accounts (active, not needs_reconnect). Up to 30. Sending it replaces the list; an empty list removes all."

Previous value: -"An internal title only your team sees. Never published."New value: +"An internal title only the team sees. Never published. At most 200 characters."

Previous value: -"With instagram_trial_reel true: \"manual\" (default) the person shares it to their followers in Instagram; \"by_performance\" Instagram shares it by itself if it does well."New value: +"Only with instagram_trial_reel true. \"manual\" (default): the person shares it to their followers in Instagram; \"by_performance\": Instagram shares it by itself if it does well."

Previous value: -"Who can see the video on YouTube (only YouTube uses this). \"unlisted\": anyone with the link, not in search or on the channel. Default public."New value: +"YouTube only: who can see the video. \"public\" (default); \"unlisted\": anyone with the link, not in search or on the channel; \"private\": only the channel."

Previous value: -"The YouTube video's title, at most 100 characters. Without one, YouTube uses the first 100 characters of the caption. Send an empty string to remove it."New value: +"YouTube only: the video's title, at most 100 characters. Left out: YouTube uses the first 100 characters of the caption. An empty string removes it."

Previous value: -nullNew value: +{
+  "additionalProperties": true,
+  "properties": {
+    "note": {
+      "description": "Present when the post was taken out of Approvals by the change.",
+      "type": "string"
+    },
+    "ok": {
+      "description": "false: refused (isError true; code, message, guide_topic, url), nothing changed.",
+      "type": "boolean"
+    },
+    "post_id": {
+      "description": "The post id.",
+      "type": [
+        "string",
+        "null"
+      ]
+    },
+    "published": {
+      "description": "Always false.",
+      "type": "boolean"
+    },
+    "status": {
+      "description": "The post's status after the save.",
+      "type": [
+        "string",
+        "null"
+      ]
+    },
+    "warnings": {
+      "description": "Things to fix before it can be sent.",
+      "items": {
+        "type": "string"
+      },
+      "type": "array"
+    }
+  },
+  "required": [
+    "ok"
+  ],
+  "type": "object"
+}