CODE EXAMPLE FOR SWIFT

swift post request

 let url = URL(string: <#T##URL String#>)
        guard let requestUrl = url else { fatalError() }
        var request = URLRequest(url: requestUrl)
        request.httpMethod = "POST"
        // Set Request Header
        request.setValue("application/json", forHTTPHeaderField: "Accept")
        request.setValue("application/json", forHTTPHeaderField: "Content-Type")
        
        // Set HTTP Body
        let newTodoItem = RequestModel(id: 300, task: "")
        let jsonData = try JSONEncoder().encode(newTodoItem)
        request.httpBody = jsonData
        // Make Request
            let task = URLSession.shared.dataTask(with: request) { (data, response, error) in
                
                if let error = error {
                    print("Error took place (error)")
                    return
                }
                guard let data = data else {return}
                
         
        }
        task.resume()