curl --request POST \
  --url https://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "user_id": "64b7f0c2e4b0a1b2c3d4e5f9",
  "ids": [
    "66fd2a91c3e4b5a6d7e8f901",
    "66fd2a91c3e4b5a6d7e8f9b5"
  ],
  "assignee_id": "64b7f0c2e4b0a1b2c3d4e5f2",
  "note": "Territory change"
}
'

import requests

url = "https://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign"

payload = {
    "user_id": "64b7f0c2e4b0a1b2c3d4e5f9",
    "ids": ["66fd2a91c3e4b5a6d7e8f901", "66fd2a91c3e4b5a6d7e8f9b5"],
    "assignee_id": "64b7f0c2e4b0a1b2c3d4e5f2",
    "note": "Territory change"
}
headers = {
    "x-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-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    user_id: '64b7f0c2e4b0a1b2c3d4e5f9',
    ids: ['66fd2a91c3e4b5a6d7e8f901', '66fd2a91c3e4b5a6d7e8f9b5'],
    assignee_id: '64b7f0c2e4b0a1b2c3d4e5f2',
    note: 'Territory change'
  })
};

fetch('https://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign', 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://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign",
  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([
    'user_id' => '64b7f0c2e4b0a1b2c3d4e5f9',
    'ids' => [
        '66fd2a91c3e4b5a6d7e8f901',
        '66fd2a91c3e4b5a6d7e8f9b5'
    ],
    'assignee_id' => '64b7f0c2e4b0a1b2c3d4e5f2',
    'note' => 'Territory change'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-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://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign"

	payload := strings.NewReader("{\n  \"user_id\": \"64b7f0c2e4b0a1b2c3d4e5f9\",\n  \"ids\": [\n    \"66fd2a91c3e4b5a6d7e8f901\",\n    \"66fd2a91c3e4b5a6d7e8f9b5\"\n  ],\n  \"assignee_id\": \"64b7f0c2e4b0a1b2c3d4e5f2\",\n  \"note\": \"Territory change\"\n}")

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

	req.Header.Add("x-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://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"user_id\": \"64b7f0c2e4b0a1b2c3d4e5f9\",\n  \"ids\": [\n    \"66fd2a91c3e4b5a6d7e8f901\",\n    \"66fd2a91c3e4b5a6d7e8f9b5\"\n  ],\n  \"assignee_id\": \"64b7f0c2e4b0a1b2c3d4e5f2\",\n  \"note\": \"Territory change\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://client-api.salesfinity.co/v2/sequencer/tasks/bulk/reassign")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"user_id\": \"64b7f0c2e4b0a1b2c3d4e5f9\",\n  \"ids\": [\n    \"66fd2a91c3e4b5a6d7e8f901\",\n    \"66fd2a91c3e4b5a6d7e8f9b5\"\n  ],\n  \"assignee_id\": \"64b7f0c2e4b0a1b2c3d4e5f2\",\n  \"note\": \"Territory change\"\n}"

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

{
  "ok": 12,
  "failed": [
    {
      "id": "66fd2a91c3e4b5a6d7e8f9b5",
      "reason": "Only the assignee, the sequence owner or a team admin can reassign this task"
    }
  ]
}

{
  "message": [
    "assignee_id must be object id"
  ],
  "error": "Bad Request",
  "statusCode": 400,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}

{
  "message": "The acting user is not an active member of this team",
  "error": "Forbidden",
  "statusCode": 403,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}

{
  "message": "This Idempotency-Key was already used with a different request body.",
  "error": "Conflict",
  "statusCode": 409,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}

{
  "message": "Rate limit of 300 requests per minute exceeded. Retry in 12s.",
  "error": "Too Many Requests",
  "statusCode": 429,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}

{
  "message": "Internal server error",
  "error": "Internal Server Error",
  "statusCode": 500,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}

{
  "message": "Sequencer service unreachable",
  "error": "Bad Gateway",
  "statusCode": 502,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}

{
  "message": "Sequencer service timed out",
  "error": "Gateway Timeout",
  "statusCode": 504,
  "request_id": "0f6d3c52-9f3e-4c1a-a4b8-2b1f7e5d9c10"
}