[MM-16232] ID loaded push notifications (#13137)

* Update BuildPushNotificationMessage (#12974)

* Update BuildPushNotificationMessage

* Included Category, Version, and Type

* Remove unnecessary function args

* [MM-16232] Build and return fetched notification (#13085)

* Build and return fetched notification

* Remove check on PushNotificationContents

* Ran i18n-extract

* Get UserId from session

* Re-add ReturnStatusOK

* Remove UserId from PushNotificationAck

* Always include channel name

* [MM-16232] Return after writing response and add default message (#13127)

* Return after writing response and add default message

* Include channel ID as well

* Localize default message

* Fix i18n

i18n/en.json

@@ -1706,6 +1706,14 @@
     "id": "api.push_notification.disabled.app_error",
     "translation": "Push Notifications are disabled on this server."
   },
+  {
+    "id": "api.push_notification.id_loaded.default_message",
+    "translation": "You've received a new message."
+  },
+  {
+    "id": "api.push_notification.id_loaded.fetch.app_error",
+    "translation": "An error occurred fetching the ID-loaded push notification"
+  },
   {
     "id": "api.push_notifications_ack.forward.app_error",
     "translation": "An error occurred sending the receipt delivery to the push notification service"