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Required Field for Timeout Voids {#mt-void-fields-matrix}
=========================================================

This table provides information about the field required for timeout voids.

| REST API Field                                                                                                                                                                                  |                                                  Timeout Void                                                   | Information/Value                                                                                                                                                                                |
|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:---------------------------------------------------------------------------------------------------------------:|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [clientReferenceInformation. comments](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-comments.md "")            | ![](/content/dam/documentation/cybs/en-us/common/images/circlecheck-filled.svg/jcr:content/renditions/original) | For this value, see [Transaction Types](/content/cybsdeveloper2021/amer/en/docs/cybs/en-us/urban-mobility/developer/ctv/rest/mass-transit/um-processing-emv-vpc/um-processing-trxn-types.md ""). |
| [clientReferenceInformation. transactionId](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/client-ref-info-aa/client-ref-info-transaction-id.md "") | ![](/content/dam/documentation/cybs/en-us/common/images/circlecheck-filled.svg/jcr:content/renditions/original) | Set this field to the unique clientReferenceInformation.transactionId value from the transaction that timed out.                                                                                 |
[Timeout Void Field]

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