| Name | Type | Description | Notes |
|---|---|---|---|
| request_id | String | The request ID that is used to track a request. The request ID is provided by you and must be unique within your organization. | [optional] |
| staking_id | String | The ID of the corresponding staking position. | |
| amount | String | The amount to withdraw. | [optional] |
| fee | TransactionRequestFee | ||
| app_initiator | String | The initiator of the staking activity. If you do not specify this property, the WaaS service will automatically designate the API key as the initiator. | [optional] |