| Name | Type | Description | Notes |
|---|---|---|---|
| callControlId | String | Call Control ID of the new speaker. | [optional] |
| connectionId | String | Call Control App ID (formerly Telnyx connection ID) used in the call. | [optional] |
| callLegId | String | Call Leg ID of the new speaker. | [optional] |
| callSessionId | String | Call Session ID of the new speaker. | [optional] |
| clientState | String | State received from a command. | [optional] |
| conferenceId | String | Conference ID that had a speaker change event. | [optional] |
| occurredAt | OffsetDateTime | ISO 8601 datetime of when the event occurred. | [optional] |