curl --request POST \
  --url https://billing.funnelfox.com/{org_id}/v1/subscription/migration \
  --header 'Content-Type: application/json' \
  --header 'ff-secret-key: <api-key>' \
  --data '
{
  "subs_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "pp_ident": "<string>",
  "reason": "",
  "comment": "",
  "external_id": "<string>",
  "strategy": "price_prorate",
  "dry_run": false,
  "strict_mode": true
}
'

import requests

url = "https://billing.funnelfox.com/{org_id}/v1/subscription/migration"

payload = {
    "subs_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "pp_ident": "<string>",
    "reason": "",
    "comment": "",
    "external_id": "<string>",
    "strategy": "price_prorate",
    "dry_run": False,
    "strict_mode": True
}
headers = {
    "ff-secret-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'ff-secret-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    subs_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
    pp_ident: '<string>',
    reason: '',
    comment: '',
    external_id: '<string>',
    strategy: 'price_prorate',
    dry_run: false,
    strict_mode: true
  })
};

fetch('https://billing.funnelfox.com/{org_id}/v1/subscription/migration', 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://billing.funnelfox.com/{org_id}/v1/subscription/migration",
  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([
    'subs_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
    'pp_ident' => '<string>',
    'reason' => '',
    'comment' => '',
    'external_id' => '<string>',
    'strategy' => 'price_prorate',
    'dry_run' => false,
    'strict_mode' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "ff-secret-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://billing.funnelfox.com/{org_id}/v1/subscription/migration"

	payload := strings.NewReader("{\n  \"subs_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n  \"pp_ident\": \"<string>\",\n  \"reason\": \"\",\n  \"comment\": \"\",\n  \"external_id\": \"<string>\",\n  \"strategy\": \"price_prorate\",\n  \"dry_run\": false,\n  \"strict_mode\": true\n}")

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

	req.Header.Add("ff-secret-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://billing.funnelfox.com/{org_id}/v1/subscription/migration")
  .header("ff-secret-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"subs_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n  \"pp_ident\": \"<string>\",\n  \"reason\": \"\",\n  \"comment\": \"\",\n  \"external_id\": \"<string>\",\n  \"strategy\": \"price_prorate\",\n  \"dry_run\": false,\n  \"strict_mode\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://billing.funnelfox.com/{org_id}/v1/subscription/migration")

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

request = Net::HTTP::Post.new(url)
request["ff-secret-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"subs_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n  \"pp_ident\": \"<string>\",\n  \"reason\": \"\",\n  \"comment\": \"\",\n  \"external_id\": \"<string>\",\n  \"strategy\": \"price_prorate\",\n  \"dry_run\": false,\n  \"strict_mode\": true\n}"

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

{
  "migration_strategy": "price_prorate",
  "payment_result": {
    "checkout_status": "processing",
    "failed_message_for_user": "<string>",
    "order_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  },
  "charged_amount": 123,
  "subs_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "oneoff_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}