public async Task <ActionResult> GetAttachments(List <BusinessLayer.Models.AdditionalParametersRequest> parameters)
{
if (parameters == null)
{
throw new ArgumentNullException("parameters are missing");
}
var documentType = parameters.FirstOrDefault(x => x.Name == "documentType")?.Value;
if (documentType == null)
{
throw new ArgumentNullException("Document Type parameter is missing");
}
var docs = await _service.FindDocuments(documentType, parameters);
return(PartialView("_Attachments", docs));
}