{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/whatsapp/refs/heads/main/json-schema/whatsapp-cloud-api-send-message-request-schema.json",
  "title": "SendMessageRequest",
  "description": "SendMessageRequest from WhatsApp API",
  "type": "object",
  "properties": {
    "messaging_product": {
      "type": "string",
      "enum": [
        "whatsapp"
      ],
      "example": "whatsapp"
    },
    "recipient_type": {
      "type": "string",
      "default": "individual",
      "example": "text"
    },
    "to": {
      "type": "string",
      "description": "Recipient phone number in E.164 format without the leading +",
      "example": "example_value"
    },
    "type": {
      "type": "string",
      "enum": [
        "text",
        "image",
        "video",
        "audio",
        "document",
        "sticker",
        "location",
        "contacts",
        "interactive",
        "template",
        "reaction"
      ],
      "example": "text"
    },
    "context": {
      "type": "object",
      "description": "Context for reply messages",
      "properties": {
        "message_id": {
          "type": "string",
          "description": "ID of the message being replied to"
        }
      }
    },
    "biz_opaque_callback_data": {
      "type": "string",
      "description": "Arbitrary string for tracking, returned in webhooks",
      "example": "example_value"
    },
    "status": {
      "type": "string",
      "enum": [
        "read"
      ],
      "description": "Set to read to mark an incoming message as read",
      "example": "read"
    },
    "message_id": {
      "type": "string",
      "description": "ID of the message to mark as read (required when status is read)",
      "example": "wamid.abc123"
    },
    "text": {
      "$ref": "#/components/schemas/TextMessage"
    },
    "image": {
      "$ref": "#/components/schemas/MediaObject"
    },
    "video": {
      "$ref": "#/components/schemas/MediaObject"
    },
    "audio": {
      "$ref": "#/components/schemas/AudioObject"
    },
    "document": {
      "$ref": "#/components/schemas/DocumentObject"
    },
    "sticker": {
      "$ref": "#/components/schemas/StickerObject"
    },
    "location": {
      "$ref": "#/components/schemas/LocationMessage"
    },
    "contacts": {
      "type": "array",
      "items": {
        "$ref": "#/components/schemas/ContactObject"
      }
    },
    "interactive": {
      "$ref": "#/components/schemas/InteractiveMessage"
    },
    "template": {
      "$ref": "#/components/schemas/TemplateMessage"
    },
    "reaction": {
      "$ref": "#/components/schemas/ReactionMessage"
    }
  },
  "required": [
    "messaging_product",
    "to",
    "type"
  ]
}