curl --request PUT \
  --url https://api.lendflow.com/api/applications/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "naics_code": null,
  "sic_code": null,
  "funding_advisor_id": null,
  "underwriter_id": null,
  "client_underwriter_id": null,
  "client_funding_advisor_id": null,
  "client_analyst_id": null,
  "primary_bank_account_id": null,
  "client_tracking_token": "b",
  "tracking_tokens": [
    "n"
  ],
  "utm_parameters": null,
  "utm_parameter_set_id": null,
  "funds_needed_time": null,
  "use_of_fund_id": null,
  "analyst_id": null,
  "is_discovery_complete": false,
  "priority": "architecto"
}
'

import requests

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

payload = {
    "naics_code": None,
    "sic_code": None,
    "funding_advisor_id": None,
    "underwriter_id": None,
    "client_underwriter_id": None,
    "client_funding_advisor_id": None,
    "client_analyst_id": None,
    "primary_bank_account_id": None,
    "client_tracking_token": "b",
    "tracking_tokens": ["n"],
    "utm_parameters": None,
    "utm_parameter_set_id": None,
    "funds_needed_time": None,
    "use_of_fund_id": None,
    "analyst_id": None,
    "is_discovery_complete": False,
    "priority": "architecto"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    naics_code: null,
    sic_code: null,
    funding_advisor_id: null,
    underwriter_id: null,
    client_underwriter_id: null,
    client_funding_advisor_id: null,
    client_analyst_id: null,
    primary_bank_account_id: null,
    client_tracking_token: 'b',
    tracking_tokens: ['n'],
    utm_parameters: null,
    utm_parameter_set_id: null,
    funds_needed_time: null,
    use_of_fund_id: null,
    analyst_id: null,
    is_discovery_complete: false,
    priority: 'architecto'
  })
};

fetch('https://api.lendflow.com/api/applications/{id}', 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/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'naics_code' => null,
    'sic_code' => null,
    'funding_advisor_id' => null,
    'underwriter_id' => null,
    'client_underwriter_id' => null,
    'client_funding_advisor_id' => null,
    'client_analyst_id' => null,
    'primary_bank_account_id' => null,
    'client_tracking_token' => 'b',
    'tracking_tokens' => [
        'n'
    ],
    'utm_parameters' => null,
    'utm_parameter_set_id' => null,
    'funds_needed_time' => null,
    'use_of_fund_id' => null,
    'analyst_id' => null,
    'is_discovery_complete' => false,
    'priority' => 'architecto'
  ]),
  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.lendflow.com/api/applications/{id}"

	payload := strings.NewReader("{\n  \"naics_code\": null,\n  \"sic_code\": null,\n  \"funding_advisor_id\": null,\n  \"underwriter_id\": null,\n  \"client_underwriter_id\": null,\n  \"client_funding_advisor_id\": null,\n  \"client_analyst_id\": null,\n  \"primary_bank_account_id\": null,\n  \"client_tracking_token\": \"b\",\n  \"tracking_tokens\": [\n    \"n\"\n  ],\n  \"utm_parameters\": null,\n  \"utm_parameter_set_id\": null,\n  \"funds_needed_time\": null,\n  \"use_of_fund_id\": null,\n  \"analyst_id\": null,\n  \"is_discovery_complete\": false,\n  \"priority\": \"architecto\"\n}")

	req, _ := http.NewRequest("PUT", 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.put("https://api.lendflow.com/api/applications/{id}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"naics_code\": null,\n  \"sic_code\": null,\n  \"funding_advisor_id\": null,\n  \"underwriter_id\": null,\n  \"client_underwriter_id\": null,\n  \"client_funding_advisor_id\": null,\n  \"client_analyst_id\": null,\n  \"primary_bank_account_id\": null,\n  \"client_tracking_token\": \"b\",\n  \"tracking_tokens\": [\n    \"n\"\n  ],\n  \"utm_parameters\": null,\n  \"utm_parameter_set_id\": null,\n  \"funds_needed_time\": null,\n  \"use_of_fund_id\": null,\n  \"analyst_id\": null,\n  \"is_discovery_complete\": false,\n  \"priority\": \"architecto\"\n}")
  .asString();

require 'uri'
require 'net/http'

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

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"naics_code\": null,\n  \"sic_code\": null,\n  \"funding_advisor_id\": null,\n  \"underwriter_id\": null,\n  \"client_underwriter_id\": null,\n  \"client_funding_advisor_id\": null,\n  \"client_analyst_id\": null,\n  \"primary_bank_account_id\": null,\n  \"client_tracking_token\": \"b\",\n  \"tracking_tokens\": [\n    \"n\"\n  ],\n  \"utm_parameters\": null,\n  \"utm_parameter_set_id\": null,\n  \"funds_needed_time\": null,\n  \"use_of_fund_id\": null,\n  \"analyst_id\": null,\n  \"is_discovery_complete\": false,\n  \"priority\": \"architecto\"\n}"

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

{
  "data": {
    "id": null,
    "client_id": null,
    "brand_name_id": null,
    "workflow_segment": null,
    "client_tracking_token": null,
    "status": null,
    "closing_status_id": null,
    "progress": 0,
    "use_of_fund_id": null,
    "docusign_placeholder_id": null,
    "contract_template_id": null,
    "consent_template_id": null,
    "funds_needed_time_id": null,
    "is_business_credit": false,
    "is_equipment_rental": false,
    "is_data_capture": false,
    "is_discovery_complete": null,
    "finished_type": null,
    "finished_at": null,
    "amount_needed": null,
    "referrer_url": null,
    "source": null,
    "underwriter_review_needed": null,
    "created_at": null,
    "updated_at": null,
    "offers_declined_feedback": null,
    "offers_declined_at": null,
    "has_bank_data": false,
    "moneythumb_book": null,
    "stage": null,
    "is_client_funded": false,
    "repayment_percentage": 0,
    "score_card_id": null,
    "score_card_group_id": null,
    "has_insurance": null,
    "deal_mode": 1,
    "workflow": 1,
    "has_death_notification": false,
    "tracking_tokens": [],
    "priority": null
  }
}