Previous value: -"what the message is: text, image, video, audio, document, sticker, reaction, location, live_location, contact, poll, poll_vote, video_note, album, event, comment, pin, group_invite or template; other is a type this server does not classify. text carries a body, and so do image/video/document captions and template text; an image, video, audio, document or sticker attachment can be fetched with wa_get_media"New value: +"what the message is: text, image, video, audio, document, sticker, reaction, location, live_location, contact, poll, poll_vote, video_note, album, event, comment, pin, group_invite, template or call_permission; other is a type this server does not classify. text carries a body, and so do image/video/document captions, template text and a call_permission request or answer; an image, video, audio, document or sticker attachment can be fetched with wa_get_media"

Added value: +{
+  "description": "present when a number this read covers is not working: new messages are not arriving on it; says why and what to do",
+  "items": {
+    "additionalProperties": false,
+    "properties": {
+      "account_id": {
+        "description": "the account this notice is about",
+        "type": "string"
+      },
+      "message": {
+        "description": "what is wrong and what to do; tell the user",
+        "type": "string"
+      },
+      "since": {
+        "description": "when it stopped working, RFC3339, when known",
+        "type": "string"
+      },
+      "status": {
+        "description": "why it is not live: starting, not_running, whatsapp_down, suspended, pairing, unlinked or locked",
+        "type": "string"
+      },
+      "status_reason": {
+        "description": "the detail, e.g. no_egress, no_plan, stopped",
+        "type": "string"
+      }
+    },
+    "required": [
+      "account_id",
+      "status",
+      "message"
+    ],
+    "type": "object"
+  },
+  "type": [
+    "null",
+    "array"
+  ]
+}

Added value: +{
+  "description": "when the number is not working: its status — starting, not_running, whatsapp_down, suspended, pairing, unlinked or locked",
+  "type": "string"
+}

Added value: +{
+  "description": "the detail of account_status, e.g. no_egress, stopped, no_plan",
+  "type": "string"
+}

Added value: +{
+  "description": "when the number stopped working, RFC3339, when known",
+  "type": "string"
+}

Added value: +{
+  "description": "only messages sent at or after this time: RFC3339 with a zone (2026-10-01T09:00:00+03:00) or a date (2026-10-01 = midnight UTC); omit for no lower bound",
+  "type": "string"
+}

Added value: +{
+  "description": "only messages sent BEFORE this time — exclusive, so all of 1 October is since 2026-10-01 until 2026-10-02; same formats as since; omit for no upper bound",
+  "type": "string"
+}

Added value: +{
+  "description": "true when older messages match than were returned; page them with wa_list_messages(account_id, chat, since, until, include_history=true)",
+  "type": "boolean"
+}

Added value: +{
+  "additionalProperties": false,
+  "description": "the account this conversation was read from",
+  "properties": {
+    "account_id": {
+      "description": "the id to pass to other wa_ tools",
+      "type": "string"
+    },
+    "name": {
+      "description": "the account's WhatsApp display name",
+      "type": "string"
+    },
+    "phone": {
+      "description": "the account's phone number, E.164",
+      "type": "string"
+    }
+  },
+  "required": [
+    "account_id"
+  ],
+  "type": [
+    "null",
+    "object"
+  ]
+}

Added value: +{
+  "description": "the WhatsApp display name of that account",
+  "type": "string"
+}

Added value: +{
+  "description": "the phone number of your account this message was sent from or received on, E.164",
+  "type": "string"
+}

Added value: +{
+  "additionalProperties": false,
+  "description": "present on an image, video, audio, document or sticker message: the file's mime type, size and name; fetch the bytes with wa_get_media",
+  "properties": {
+    "available": {
+      "description": "true when the file should be fetchable with wa_get_media(account_id, message_id) — a live received attachment; false for history and for files you sent, which are not kept",
+      "type": "boolean"
+    },
+    "file_name": {
+      "description": "documents only: the file name the sender gave it",
+      "type": "string"
+    },
+    "mime": {
+      "description": "the attachment's mime type as the sender declared it, e.g. image/jpeg or application/pdf; empty for a message stored before this was recorded",
+      "type": "string"
+    },
+    "size": {
+      "description": "the attachment's size in bytes as the sender declared it; 0 when unknown",
+      "type": "integer"
+    }
+  },
+  "required": [
+    "available"
+  ],
+  "type": [
+    "null",
+    "object"
+  ]
+}

Added value: +{
+  "description": "when this server received and stored the message, RFC3339; later than at for a message delivered late or loaded as history",
+  "type": "string"
+}

Added value: +{
+  "description": "who wrote the message, by name: for inbound the sender's name as saved in this account's contacts, or else the name they chose for themselves; for outbound this account's own WhatsApp name. Empty when no name is known",
+  "type": "string"
+}

Added value: +{
+  "description": "delivery status of an outbound message from the provider's receipts: sent, delivered, read or failed; empty when no receipt has arrived (or for inbound). Only Business (Cloud API) numbers report this today",
+  "type": "string"
+}