curl --request POST \
  --url https://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "new_owner_email": "jane@acme.com",
  "destination": "external_email"
}
'

import requests

url = "https://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight"

payload = {
    "new_owner_email": "jane@acme.com",
    "destination": "external_email"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({new_owner_email: 'jane@acme.com', destination: 'external_email'})
};

fetch('https://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight', 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://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight",
  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([
    'new_owner_email' => 'jane@acme.com',
    'destination' => 'external_email'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "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://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight"

	payload := strings.NewReader("{\n  \"new_owner_email\": \"jane@acme.com\",\n  \"destination\": \"external_email\"\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"new_owner_email\": \"jane@acme.com\",\n  \"destination\": \"external_email\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://app.base44.com/api/apps/{app_id}/ownership/transfer/preflight")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"new_owner_email\": \"jane@acme.com\",\n  \"destination\": \"external_email\"\n}"

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

{
  "can_send": true,
  "recipient_status": "can_send",
  "blockers": [
    {
      "code": "TRANSFER_ALREADY_PENDING",
      "severity": "blocker",
      "message": "A pending ownership transfer already exists for Acme CRM.",
      "field": "new_owner_email",
      "details": {}
    }
  ],
  "warnings": [
    {
      "code": "TRANSFER_ALREADY_PENDING",
      "severity": "blocker",
      "message": "A pending ownership transfer already exists for Acme CRM.",
      "field": "new_owner_email",
      "details": {}
    }
  ],
  "transfer_package": {
    "app": {
      "id": "6820f3a4e7b91d003c45a1f2",
      "name": "Acme CRM",
      "source_owner_id": "6820f3a4e7b91d003c45a1f0",
      "source_workspace_id": "67f2c8e01a3b5d004e92d7a1"
    },
    "recipient_email": "jane@acme.com",
    "mode": "transfer_as_built",
    "existing_account_required": true,
    "target_workspace": "recipient_personal_workspace",
    "active_integration_count": 1,
    "integrations": [
      {
        "integration_type": "slack",
        "display_name": "Slack",
        "status": "active",
        "can_keep_connected": true
      }
    ],
    "secrets": [
      {
        "secret_name": "STRIPE_API_KEY",
        "has_value": true
      }
    ],
    "has_google_ads_account": false
  }
}