# ServoOnRequest - Source proto: `rb/api/joint_operation.proto` Request to servo on. | Field | Type | Label | Description | | ----- | ---- | ----- | ----------- | | request_header | [RequestHeader](../header/requestheader.md#rb-api-requestheader) | | Request header | | name | [string](../scalar-value-types.md#scalar-value-types) | | |