curl --request POST \
  --url https://api.qminder.com/tickets \
  --header 'Content-Type: application/json' \
  --header 'X-Qminder-API-Version: <x-qminder-api-version>' \
  --header 'X-Qminder-REST-API-Key: <api-key>' \
  --data '
{
  "lineId": "12345",
  "firstName": "John",
  "lastName": "Doe",
  "phoneNumber": "+12125551234",
  "email": "john@example.com",
  "languageCode": "en",
  "source": "MANUAL",
  "fields": [
    {
      "inputFieldId": "550e8400-e29b-41d4-a716-446655440000",
      "value": "Consultation"
    }
  ],
  "labels": [
    {
      "value": "VIP"
    }
  ]
}
'

import requests

url = "https://api.qminder.com/tickets"

payload = {
    "lineId": "12345",
    "firstName": "John",
    "lastName": "Doe",
    "phoneNumber": "+12125551234",
    "email": "john@example.com",
    "languageCode": "en",
    "source": "MANUAL",
    "fields": [
        {
            "inputFieldId": "550e8400-e29b-41d4-a716-446655440000",
            "value": "Consultation"
        }
    ],
    "labels": [{ "value": "VIP" }]
}
headers = {
    "X-Qminder-API-Version": "<x-qminder-api-version>",
    "X-Qminder-REST-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'X-Qminder-API-Version': '<x-qminder-api-version>',
    'X-Qminder-REST-API-Key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    lineId: '12345',
    firstName: 'John',
    lastName: 'Doe',
    phoneNumber: '+12125551234',
    email: 'john@example.com',
    languageCode: 'en',
    source: 'MANUAL',
    fields: [{inputFieldId: '550e8400-e29b-41d4-a716-446655440000', value: 'Consultation'}],
    labels: [{value: 'VIP'}]
  })
};

fetch('https://api.qminder.com/tickets', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.qminder.com/tickets",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'lineId' => '12345',
    'firstName' => 'John',
    'lastName' => 'Doe',
    'phoneNumber' => '+12125551234',
    'email' => 'john@example.com',
    'languageCode' => 'en',
    'source' => 'MANUAL',
    'fields' => [
        [
                'inputFieldId' => '550e8400-e29b-41d4-a716-446655440000',
                'value' => 'Consultation'
        ]
    ],
    'labels' => [
        [
                'value' => 'VIP'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Qminder-API-Version: <x-qminder-api-version>",
    "X-Qminder-REST-API-Key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.qminder.com/tickets"

	payload := strings.NewReader("{\n  \"lineId\": \"12345\",\n  \"firstName\": \"John\",\n  \"lastName\": \"Doe\",\n  \"phoneNumber\": \"+12125551234\",\n  \"email\": \"john@example.com\",\n  \"languageCode\": \"en\",\n  \"source\": \"MANUAL\",\n  \"fields\": [\n    {\n      \"inputFieldId\": \"550e8400-e29b-41d4-a716-446655440000\",\n      \"value\": \"Consultation\"\n    }\n  ],\n  \"labels\": [\n    {\n      \"value\": \"VIP\"\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("X-Qminder-API-Version", "<x-qminder-api-version>")
	req.Header.Add("X-Qminder-REST-API-Key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.qminder.com/tickets")
  .header("X-Qminder-API-Version", "<x-qminder-api-version>")
  .header("X-Qminder-REST-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"lineId\": \"12345\",\n  \"firstName\": \"John\",\n  \"lastName\": \"Doe\",\n  \"phoneNumber\": \"+12125551234\",\n  \"email\": \"john@example.com\",\n  \"languageCode\": \"en\",\n  \"source\": \"MANUAL\",\n  \"fields\": [\n    {\n      \"inputFieldId\": \"550e8400-e29b-41d4-a716-446655440000\",\n      \"value\": \"Consultation\"\n    }\n  ],\n  \"labels\": [\n    {\n      \"value\": \"VIP\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.qminder.com/tickets")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-Qminder-API-Version"] = '<x-qminder-api-version>'
request["X-Qminder-REST-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"lineId\": \"12345\",\n  \"firstName\": \"John\",\n  \"lastName\": \"Doe\",\n  \"phoneNumber\": \"+12125551234\",\n  \"email\": \"john@example.com\",\n  \"languageCode\": \"en\",\n  \"source\": \"MANUAL\",\n  \"fields\": [\n    {\n      \"inputFieldId\": \"550e8400-e29b-41d4-a716-446655440000\",\n      \"value\": \"Consultation\"\n    }\n  ],\n  \"labels\": [\n    {\n      \"value\": \"VIP\"\n    }\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "id": "226859",
  "publicId": "A-42"
}