+With some additional extensions listed below.
+
+### Instance (Version 2) Entities
+Extensions to the [Mastodon Instance::V2 Entities](https://docs.joinmastodon.org/entities/Instance/)
+* `friendica`: Friendica specific properties of the V2 Instance including:
+ * `version`: The Friendica version string
+ * `codename`: The Friendica version code name
+ * `db_version`: The database schema version number
+
+Example:
+```json
+{
+ "domain": "friendicadevtest1.myportal.social",
+ "title": "Friendica Social Network",
+ "version": "2.8.0 (compatible; Friendica 2023.03-dev)",
+ ...
+ "friendica": {
+ "version": "2023.03-dev",
+ "codename": "Giant Rhubarb",
+ "db_version": 1516
+ }
+}
+```
+
+### Notification Entities
+Extensions to the [Mastodon Notification Entities](https://docs.joinmastodon.org/entities/Notification/)
+* `dismissed`: whether the object has been dismissed or not
+
+### Status Entities
+Extensions to the [Mastodon Status Entities](https://docs.joinmastodon.org/entities/Status/)
+* `in_reply_to_status`: A fully populated Mastodon Status entity for the replied to status or null it is a post rather than a response
+* `friendica`: Friendica specific properties of a status including:
+ * `title`: The Friendica title for a post, or empty if the status is a comment
+ * `delivery_data`: Information about the state of federating a message from the server
+ * `delivery_queue_count`: Total number of remote servers that the status needs to be federated to.
+ * `delivery_queue_done`: Total number of remote servers that have successfully been federated to so far.
+ * `delivery_queue_failed`: Total number of remote servers that have we failed to federate to so far.
+ * `dislikes_count`: The number of dislikes that a status has accumulated according to the server.
+ * `disliked`: Whether the API user disliked the status.
+
+Example:
+```json
+{
+ "id": "358",
+ "created_at": "2023-02-23T02:45:46.000Z",
+ "in_reply_to_id": "356",
+ "in_reply_to_status": {
+ "id": "356",
+ "created_at": "2023-02-23T02:45:35.000Z",
+ "in_reply_to_id": null,
+ "in_reply_to_status": null,
+ "in_reply_to_account_id": null,
+ ...
+ "content": "A post from testuser1",
+ ...
+ "account": {
+ "id": "6",
+ "username": "testuser1",
+ "acct": "testuser1",
+ "display_name": "testuser1",
+ ...
+ },
+ ...
+ "friendica": {
+ "title": "",
+ "dislikes_count": 0
+ }
+ },
+ "in_reply_to_account_id": "6",
+ ...
+ "replies_count": 0,
+ "reblogs_count": 0,
+ "favourites_count": 0,
+ ...
+ "content": "A reply from testuser2",
+ ...
+ "account": {
+ "id": "8",
+ "username": "testuser2",
+ "acct": "testuser2",
+ "display_name": "testuser2",
+ ...
+ },
+ ...
+ "friendica": {
+ "title": "",
+ "delivery_data": {
+ "delivery_queue_count": 10,
+ "delivery_queue_done": 3,
+ "delivery_queue_failed": 0
+ },
+ "dislikes_count": 0
+ }
+}
+```