| approverType | (optional) string | Describes the individual or group that is responsible for an approval step. Values are as follows. ENTITLEMENT_OWNER: Owner of the associated Entitlement SOURCE_OWNER: Owner of the associated Source MANAGER: Manager of the Identity for whom the request is being made GOVERNANCE_GROUP: A Governance Group, the ID of which is specified by the approverId field WORKFLOW: A Workflow, the ID of which is specified by the approverId field, Workflows are exclusive to other types of approvals and License required. | [default to undefined] |