curl --request POST \
  --url https://api.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "component_ids": [
    "component_id"
  ],
  "component_references": [
    {
      "component_id": "component_id",
      "socket_names": [
        "socket_name"
      ]
    }
  ],
  "description": "description",
  "name": "name",
  "type": {
    "name": "name"
  }
}
'

import requests

url = "https://api.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps"

payload = {
    "component_ids": ["component_id"],
    "component_references": [
        {
            "component_id": "component_id",
            "socket_names": ["socket_name"]
        }
    ],
    "description": "description",
    "name": "name",
    "type": { "name": "name" }
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    component_ids: ['component_id'],
    component_references: [{component_id: 'component_id', socket_names: ['socket_name']}],
    description: 'description',
    name: 'name',
    type: {name: 'name'}
  })
};

fetch('https://api.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps', 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.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps",
  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([
    'component_ids' => [
        'component_id'
    ],
    'component_references' => [
        [
                'component_id' => 'component_id',
                'socket_names' => [
                                'socket_name'
                ]
        ]
    ],
    'description' => 'description',
    'name' => 'name',
    'type' => [
        'name' => 'name'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps"

	payload := strings.NewReader("{\n  \"component_ids\": [\n    \"component_id\"\n  ],\n  \"component_references\": [\n    {\n      \"component_id\": \"component_id\",\n      \"socket_names\": [\n        \"socket_name\"\n      ]\n    }\n  ],\n  \"description\": \"description\",\n  \"name\": \"name\",\n  \"type\": {\n    \"name\": \"name\"\n  }\n}")

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

	req.Header.Add("Authorization", "<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.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"component_ids\": [\n    \"component_id\"\n  ],\n  \"component_references\": [\n    {\n      \"component_id\": \"component_id\",\n      \"socket_names\": [\n        \"socket_name\"\n      ]\n    }\n  ],\n  \"description\": \"description\",\n  \"name\": \"name\",\n  \"type\": {\n    \"name\": \"name\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.extole.io/v2/campaigns/{campaignId}{version}/flow-steps/{flowStepId}/apps")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"component_ids\": [\n    \"component_id\"\n  ],\n  \"component_references\": [\n    {\n      \"component_id\": \"component_id\",\n      \"socket_names\": [\n        \"socket_name\"\n      ]\n    }\n  ],\n  \"description\": \"description\",\n  \"name\": \"name\",\n  \"type\": {\n    \"name\": \"name\"\n  }\n}"

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