public async Task <HttpResponseMessage> GetFreeSpace(DateDelegationApi dateDelegation)
{
return(await ValidateAndHandleOperationExecutionAsync(async() =>
{
var res = _calendarDomainService.GetFreeSpace(dateDelegation.Date, dateDelegation.DelegationId);
return Request.CreateResponse(HttpStatusCode.OK, res);
}));
}