FundingStatusServer/Controllers/NewPaymentsController.cs

using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using PaymentServer.Models;
using PaymentServer.Services;

namespace PaymentServer.Controllers
{
    [Route("[controller]")]
    [ApiController]
    public class NewPaymentsController : ControllerBase
    {
        [HttpGet("{timestamp}")]
        public ActionResult<string> Get(string timestamp)
        {   
            DateTime dateTime = DateTime.Parse(timestamp);
            List<VendorPayment>? payments = PaymentDataService.GetNew(dateTime);
            if (payments == null)
                return NotFound();
            ContractData contractData = new ContractData();
            contractData.AddPayments(payments);
            string contractJson = contractData.ToJson();
            Console.WriteLine(contractJson);
            return Ok(contractJson);
        }
    }
}