type: object
properties:
  meta:
    type: object
    properties:
      sender:
        type: object
        properties:
          additional_attributes:
            type: object
            description: The additional attributes of the sender
          availability_status:
            type: string
            description: The availability status of the sender
          email:
            type:
              - string
              - 'null'
            description: The email of the sender
          id:
            type: number
            description: ID fo the sender
          name:
            type: string
            description: The name of the sender
          phone_number:
            type:
              - string
              - 'null'
            description: The phone number of the sender
          blocked:
            type: boolean
            description: Whether the sender is blocked
          identifier:
            type:
              - string
              - 'null'
            description: The identifier of the sender
          thumbnail:
            type:
              - string
              - 'null'
            description: Avatar URL of the contact
          custom_attributes:
            type: object
            description: The custom attributes of the sender
          last_activity_at:
            type: number
            description: The last activity at of the sender
          created_at:
            type: number
            description: The created at of the sender

      channel:
        type: string
        description: Channel Type
      assignee:
        $ref: '#/components/schemas/user'
      hmac_verified:
        type: boolean
        description: Whether the hmac is verified
