/api/prime/trading/v1/accounts/{accountId}/margin/collateral/withdrawalrequests/{requestID}/cancelCancel a collateral withdrawal request.
accountIdstringRequiredrequestIDstring<uuid>RequiredrequestId string <uuid>required currency string required quantity string <decimal>required status string required pending approved rejected completed cancelledcreatedAt string <date-time>required updatedAt string <date-time>approvedAt string <date-time>completedAt string <date-time>rejectionReason string