public async Task <IActionResult> DeleteCollateralRequirement([FromRoute] long applicationNumber, [FromRoute] int arrangementRequestId, [FromRoute] long collateralRequirementId)
        {
            var result = await _arrangementRequestRepository.DeleteCollateralRequirement(applicationNumber, arrangementRequestId, collateralRequirementId);

            if (result.HasValue && result.Value)
            {
                return(Ok());
            }
            else
            {
                return(NotFound());
            }
        }