SandboxTransferSimulateRequest constructor
      
      SandboxTransferSimulateRequest({ 
    
    
- String? clientId,
- String? secret,
- required String transferId,
- required String eventType,
- TransferFailure? failureReason,
Implementation
SandboxTransferSimulateRequest({
  this.clientId,
  this.secret,
  required this.transferId,
  required this.eventType,
  this.failureReason,
});