public async Task <PostResult> SendChildOrder(SendChildOrderParameter parameter, CancellationToken cancellationToken = default)
 {
     return(await Post <PostResult>(SendChildOrderApiPath, parameter, cancellationToken : cancellationToken).ConfigureAwait(false));
 }
 public async Task <PostResult> SendChildOrder(SendChildOrderParameter parameter)
 {
     return(await Post <PostResult>(SendChildOrderApiPath, parameter));
 }