type: object
properties:
  id:
    type: number
    description: The ID of the message
  content:
    type: string
    description: The text content of the message
  inbox_id:
    type: number
    description: The ID of the inbox
  conversation_id:
    type: number
    description: The ID of the conversation
  message_type:
    type: integer
    enum: [0, 1, 2, 3]
    description: "The type of the message (0: incoming, 1: outgoing, 2: activity, 3: template)"
  content_type:
    type: string
    enum: ["text", "input_text", "input_textarea", "input_email", "input_select", "cards", "form", "article", "incoming_email", "input_csat", "integrations", "sticker", "voice_call"]
    description: The type of the message content
  status:
    type: string
    enum: ["sent", "delivered", "read", "failed"]
    description: The status of the message
  content_attributes:
    type: object
    description: The content attributes for each content_type
    properties:
      in_reply_to:
        type:
          - string
          - 'null'
        description: ID of the message this is replying to
  echo_id:
    type:
      - string
      - 'null'
    description: The echo ID of the message, used for deduplication
  created_at:
    type: integer
    description: The timestamp when message was created
  private:
    type: boolean
    description: The flag which shows whether the message is private or not
  source_id:
    type:
      - string
      - 'null'
    description: The source ID of the message
  sender:
    $ref: '#/components/schemas/contact_detail'
    description: The sender of the message (only for incoming messages)
  attachments:
    type: array
    description: The list of attachments associated with the message
    items:
      type: object
      properties:
        id:
          type: number
          description: The ID of the attachment
        message_id:
          type: number
          description: The ID of the message
        file_type:
          type: string
          enum: ["image", "video", "audio", "file", "location", "fallback", "share", "story_mention", "contact", "ig_reel"]
          description: The type of the attached file
        account_id:
          type: number
          description: The ID of the account
        data_url:
          type: string
          description: The URL of the attached file
        thumb_url:
          type: string
          description: The thumbnail URL of the attached file
        file_size:
          type: number
          description: The size of the attached file in bytes