curl --request POST \
  --url https://api.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "on": true,
  "reason": "billing question"
}
'

import requests

url = "https://api.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/"

payload = {
    "on": True,
    "reason": "billing question"
}
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({on: true, reason: 'billing question'})
};

fetch('https://api.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/', 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.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/",
  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([
    'on' => true,
    'reason' => 'billing question'
  ]),
  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://api.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/"

	payload := strings.NewReader("{\n  \"on\": true,\n  \"reason\": \"billing question\"\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://api.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"on\": true,\n  \"reason\": \"billing question\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.impellabs.tech/api/v1/partner/tenants/{external_ref}/conversations/{session_id}/handoff/")

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  \"on\": true,\n  \"reason\": \"billing question\"\n}"

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

{
  "id": "5d2f7a3e-0000-4000-8000-000000000000",
  "object": "conversation",
  "status": "active",
  "agent": null,
  "agent_version": null,
  "channel": "whatsapp",
  "external_ref": null,
  "turns": 3,
  "metadata": {},
  "created_at": "2026-01-15T10:00:00+00:00",
  "updated_at": "2026-01-15T10:05:00+00:00",
  "contact": {
    "name": "Sam",
    "phone": "+15550100101",
    "lead_id": "8a1e0c7b-0000-4000-8000-000000000000"
  },
  "human_control": {
    "on": false,
    "reason": "",
    "since": "",
    "state": "ai",
    "pending_since": ""
  },
  "window": {
    "open": true,
    "last_inbound_at": "2026-01-15T10:04:00+00:00",
    "closes_at": "2026-01-16T10:04:00+00:00"
  },
  "capabilities": {
    "can_text": true,
    "can_template": true,
    "can_media": true,
    "window_open": true,
    "window": {
      "open": true
    },
    "tags": []
  },
  "whatsapp_number": "100000000000001"
}

{
  "detail": "<string>",
  "code": "<string>",
  "field": "<string>",
  "error": {
    "code": "<string>",
    "message": "<string>"
  }
}