[@webitel/api-services](../index.html) / [\_models](../modules/_models.html) / CasesCaseCommunication # Interface: CasesCaseCommunication Represents a single case communication. ## Properties ### communicationId? > `optional` **communicationId**: `string` External communication ID. *** ### communicationType? > `optional` **communicationType**: [`CasesCaseCommunicationsTypes`](../types/_models.CasesCaseCommunicationsTypes.html) Type of the communication (e.g., Chat, Call). *** ### etag? > `optional` **etag**: `string` Version of the communication record. *** ### id? > `optional` **id**: `string` Database ID of the communication. *** ### ver? > `optional` **ver**: `number` Version of the communication record.