MainController.cs

using IoT_REST.Models;
using IoT_REST.Repositories;
using IoT_REST.Repositories.Interfaces;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;
using System.Web.Http.Description;

namespace IoT_REST.Controllers
{
    //[RoutePrefix("api/v1/main")]
    public class MainController : ApiController
    {

        private readonly IMainRepository repository;

        public MainController()
        {
            this.repository = new MainRepository();
        }

        [HttpGet]
        [ResponseType(typeof(OPCUAServer))]
        IHttpActionResult GetServers(int? id)
        {
            return Ok();
        }

    }
}