curl --request PUT \
  --url https://api.lendflow.com/api/applications/{application_id}/workflow \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form client_tracking_token=lead-12345 \
  --form tracking_tokens=campaign-123 \
  --form 'utm_parameters={
  "type": "utm_source",
  "value": "newsletter"
}' \
  --form move_to_next_stage=true \
  --form with_validation=true \
  --form data_orchestration_template_id=1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d \
  --form 'note={
  "comment": "Requested updated bank statements.",
  "visibility_scope": 1
}' \
  --form lenient_fields=personal_phone_numbers \
  --form brand_name_id=1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d \
  --form rollback=true \
  --form move_to_stage_id=3b7d4cb8-84e5-4da4-98a8-d31e01e58a60

import requests

url = "https://api.lendflow.com/api/applications/{application_id}/workflow"

payload = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"client_tracking_token\"\r\n\r\nlead-12345\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"tracking_tokens\"\r\n\r\ncampaign-123\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"utm_parameters\"\r\n\r\n{\r\n  \"type\": \"utm_source\",\r\n  \"value\": \"newsletter\"\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_next_stage\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"with_validation\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"data_orchestration_template_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"note\"\r\n\r\n{\r\n  \"comment\": \"Requested updated bank statements.\",\r\n  \"visibility_scope\": 1\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"lenient_fields\"\r\n\r\npersonal_phone_numbers\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"brand_name_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"rollback\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_stage_id\"\r\n\r\n3b7d4cb8-84e5-4da4-98a8-d31e01e58a60\r\n-----011000010111000001101001--"
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "multipart/form-data"
}

response = requests.put(url, data=payload, headers=headers)

print(response.text)

const form = new FormData();
form.append('client_tracking_token', 'lead-12345');
form.append('tracking_tokens', 'campaign-123');
form.append('utm_parameters', '{
  "type": "utm_source",
  "value": "newsletter"
}');
form.append('move_to_next_stage', 'true');
form.append('with_validation', 'true');
form.append('data_orchestration_template_id', '1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d');
form.append('note', '{
  "comment": "Requested updated bank statements.",
  "visibility_scope": 1
}');
form.append('lenient_fields', 'personal_phone_numbers');
form.append('brand_name_id', '1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d');
form.append('rollback', 'true');
form.append('move_to_stage_id', '3b7d4cb8-84e5-4da4-98a8-d31e01e58a60');

const options = {method: 'PUT', headers: {Authorization: 'Bearer <token>'}};

options.body = form;

fetch('https://api.lendflow.com/api/applications/{application_id}/workflow', 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.lendflow.com/api/applications/{application_id}/workflow",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"client_tracking_token\"\r\n\r\nlead-12345\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"tracking_tokens\"\r\n\r\ncampaign-123\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"utm_parameters\"\r\n\r\n{\r\n  \"type\": \"utm_source\",\r\n  \"value\": \"newsletter\"\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_next_stage\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"with_validation\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"data_orchestration_template_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"note\"\r\n\r\n{\r\n  \"comment\": \"Requested updated bank statements.\",\r\n  \"visibility_scope\": 1\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"lenient_fields\"\r\n\r\npersonal_phone_numbers\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"brand_name_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"rollback\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_stage_id\"\r\n\r\n3b7d4cb8-84e5-4da4-98a8-d31e01e58a60\r\n-----011000010111000001101001--",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: multipart/form-data"
  ],
]);

$response = curl_exec($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.lendflow.com/api/applications/{application_id}/workflow"

	payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"client_tracking_token\"\r\n\r\nlead-12345\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"tracking_tokens\"\r\n\r\ncampaign-123\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"utm_parameters\"\r\n\r\n{\r\n  \"type\": \"utm_source\",\r\n  \"value\": \"newsletter\"\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_next_stage\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"with_validation\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"data_orchestration_template_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"note\"\r\n\r\n{\r\n  \"comment\": \"Requested updated bank statements.\",\r\n  \"visibility_scope\": 1\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"lenient_fields\"\r\n\r\npersonal_phone_numbers\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"brand_name_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"rollback\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_stage_id\"\r\n\r\n3b7d4cb8-84e5-4da4-98a8-d31e01e58a60\r\n-----011000010111000001101001--")

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

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.put("https://api.lendflow.com/api/applications/{application_id}/workflow")
  .header("Authorization", "Bearer <token>")
  .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"client_tracking_token\"\r\n\r\nlead-12345\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"tracking_tokens\"\r\n\r\ncampaign-123\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"utm_parameters\"\r\n\r\n{\r\n  \"type\": \"utm_source\",\r\n  \"value\": \"newsletter\"\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_next_stage\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"with_validation\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"data_orchestration_template_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"note\"\r\n\r\n{\r\n  \"comment\": \"Requested updated bank statements.\",\r\n  \"visibility_scope\": 1\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"lenient_fields\"\r\n\r\npersonal_phone_numbers\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"brand_name_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"rollback\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_stage_id\"\r\n\r\n3b7d4cb8-84e5-4da4-98a8-d31e01e58a60\r\n-----011000010111000001101001--")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.lendflow.com/api/applications/{application_id}/workflow")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"client_tracking_token\"\r\n\r\nlead-12345\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"tracking_tokens\"\r\n\r\ncampaign-123\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"utm_parameters\"\r\n\r\n{\r\n  \"type\": \"utm_source\",\r\n  \"value\": \"newsletter\"\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_next_stage\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"with_validation\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"data_orchestration_template_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"note\"\r\n\r\n{\r\n  \"comment\": \"Requested updated bank statements.\",\r\n  \"visibility_scope\": 1\r\n}\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"lenient_fields\"\r\n\r\npersonal_phone_numbers\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"brand_name_id\"\r\n\r\n1ccdd4c1-52a9-4249-8d9a-e7ab500a2c1d\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"rollback\"\r\n\r\ntrue\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"move_to_stage_id\"\r\n\r\n3b7d4cb8-84e5-4da4-98a8-d31e01e58a60\r\n-----011000010111000001101001--"

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

{
  "data": {
    "application_id": null,
    "client_id": null,
    "brand_name_id": null,
    "client_tracking_token": null,
    "status": null,
    "deal_mode": 1,
    "source": null,
    "referrer_url": null,
    "widget_info": {
      "id": null,
      "widget_link": null,
      "widget_type": null,
      "requested_workflow_template_id": null,
      "contract_template_id": null,
      "consent_template_id": null,
      "contract_template": null,
      "consent_template": null
    },
    "created_at": null,
    "updated_at": null
  }
}