// Async
 public virtual Task <StripeApplicationFeeRefund> CreateAsync(string applicationFeeId, StripeApplicationFeeRefundCreateOptions createOptions = null, StripeRequestOptions requestOptions = null, CancellationToken cancellationToken = default(CancellationToken))
 {
     return(PostAsync($"{Urls.BaseUrl}/application_fees/{applicationFeeId}/refunds", requestOptions, cancellationToken, createOptions));
 }
 // Sync
 public virtual StripeApplicationFeeRefund Create(string applicationFeeId, StripeApplicationFeeRefundCreateOptions createOptions = null, StripeRequestOptions requestOptions = null)
 {
     return(Post($"{Urls.BaseUrl}/application_fees/{applicationFeeId}/refunds", requestOptions, createOptions));
 }