--- type: object properties: account_line_id: type: - integer - "null" readOnly: true description: Internal account line identifier amount: type: number description: Credit amount amount_outstanding: type: number readOnly: true description: Outstanding amount cash_register_id: type: - integer - "null" description: Internal identifier for the cash register used for the payment (if any) credit_number: type: - string - "null" readOnly: true description: Internally generated identifier for credits date: type: string format: date-time readOnly: true description: Date the account line was created description: type: - string - "null" readOnly: true description: Account line description interface: type: - string - "null" readOnly: true description: 'Interface in which the account line was generated (values can be: api, cron, commandline, intranet, opac and sip)' internal_note: type: - string - "null" description: Internal note library_id: type: - string - "null" description: Internal identifier for the library in which the transaction took place patron_id: type: integer readOnly: true description: Internal identifier for the patron the account line belongs to payment_type: type: - string - "null" description: Payment type status: type: - string - "null" readOnly: true description: The credit status timestamp: type: string format: date-time readOnly: true description: Timestamp for the latest line update type: type: - string - "null" description: Account credit type user_id: type: - integer - "null" description: Internal patron identifier for the staff member that introduced the account line required: - amount additionalProperties: false