public IActionResult Add([FromBody] Person person)
        {
            if (person == null || string.IsNullOrEmpty(person?.FirstName) ||
                string.IsNullOrEmpty(person?.LastName))
            {
                return(StatusCode(_statusProvider.GetStatus(DataOperationStatus.ValidationError)));
            }
            ;

            var result = _provider.AddPerson(person);

            return(StatusCode(_statusProvider.GetStatus(result)));
        }