# StartProcessInstanceFormDto ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **variables** | Option<[**::std::collections::HashMap**](VariableValueDto.md)> | | [optional] **business_key** | Option<**String**> | The business key the process instance is to be initialized with. The business key uniquely identifies the process instance in the context of the given process definition. | [optional] [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)