InvoiceInvitationRequest:
      required:
        - client_contact_id
      properties:
        id:
          description: 'The entity invitation hashed id'
          type: string
          example: Opnel5aKBz
          readOnly: true
        client_contact_id: 
          description: 'The client contact hashed id'
          type: string
          example: Opnel5aKBz
        key:
          description: 'The invitation key'
          type: string
          example: Opnel5aKBz4343343566236gvbb
          readOnly: true
        link:
          description: 'The invitation link'
          type: string
          example: 'https://www.example.com/invitations/Opnel5aKBz4343343566236gvbb'
          readOnly: true
        sent_date:
          description: 'The invitation sent date'
          type: string
          format: date-time
          readOnly: true
        viewed_date:
          description: 'The invitation viewed date'
          type: string
          format: date-time
          readOnly: true
        opened_date:
          description: 'The invitation opened date'
          type: string
          format: date-time
          readOnly: true
        updated_at:
          description: 'Timestamp'
          type: number
          format: integer
          example: '1434342123'
          readOnly: true
        archived_at:
          description: 'Timestamp'
          type: number
          format: integer
          example: '1434342123'
          readOnly: true
        email_error:
          description: 'The email error'
          type: string
          example: 'The email error'
          readOnly: true
        email_status:
          description: 'The email status'
          type: string
          readOnly: true