URLExtensionFunction.swift

func getURLRequest(method: HTTPMethod, body: Encodable? = nil, params: [String: Any]? = nil) throws -> URLRequest {
        
        do {
            var queryParams = [String: Any]()
            if let myParams = params {
                queryParams = myParams
            }
                        
            let myURL = try urlString.asURL()
            var urlRequest = URLRequest(url: myURL)
            
            urlRequest.httpMethod = method.rawValue
            
            if let apiBody = body {
                let encodedURLRequest = try URLEncoding.default.encode(urlRequest, with: apiBody.asJson())
                return encodedURLRequest
            }
    
            return urlRequest
        } catch {
           // handle the exception here
        }
    }