curl --location 'https://idbanc-kyb.azurewebsites.net/embedded/api/v1/upload-business-file' \
--header 'Content-Type: multipart/form-data' \
--form 'businessId="business_1234"' \
--form 'fileType="LIST_OF_DIRECTORS"' \
--form 'file=@"/path/to/file"'

import requests

url = "https://idbanc-kyb.azurewebsites.net/embedded/api/v1/upload-business-file"

payload = {'businessId': 'business_1234',
'fileType': 'LIST_OF_DIRECTORS'}
files=[
  ('file',('Inspired - Marty Cagan.pdf',open('/Users/mac/Downloads/Inspired - Marty Cagan.pdf','rb'),'application/pdf'))
]
headers = {
  'Content-Type': 'multipart/form-data'
}

response = requests.request("POST", url, headers=headers, data=payload, files=files)

print(response.text)

const myHeaders = new Headers();
myHeaders.append("Content-Type", "multipart/form-data");

const formdata = new FormData();
formdata.append("businessId", "business_1234");
formdata.append("fileType", "LIST_OF_DIRECTORS");
formdata.append("file", fileInput.files[0], "Inspired - Marty Cagan.pdf");

const requestOptions = {
	method: "POST",
	headers: myHeaders,
	body: formdata,
	redirect: "follow",
};

fetch(
	"https://idbanc-kyb.azurewebsites.net/embedded/api/v1/upload-business-file",
	requestOptions
)
	.then((response) => response.json())
	.then((response) => console.log(response))
	.catch((error) => console.error(error));

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => 'https://idbanc-kyb.azurewebsites.net/embedded/api/v1/upload-business-file',
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => '',
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 0,
  CURLOPT_FOLLOWLOCATION => true,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => 'POST',
  CURLOPT_POSTFIELDS => array('businessId' => 'business_1234','fileType' => 'LIST_OF_DIRECTORS','file'=> new CURLFILE('/Users/mac/Downloads/Inspired - Marty Cagan.pdf')),
  CURLOPT_HTTPHEADER => array(
    'Content-Type: multipart/form-data'
  ),
));

$response = curl_exec($curl);

curl_close($curl);
if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
  "fmt"
  "bytes"
  "mime/multipart"
  "os"
  "path/filepath"
  "net/http"
  "io"
)

func main() {

  url := "https://idbanc-kyb.azurewebsites.net/embedded/api/v1/upload-business-file"
  method := "POST"

  payload := &bytes.Buffer{}
  writer := multipart.NewWriter(payload)
  _ = writer.WriteField("businessId", "business_1234")
  _ = writer.WriteField("fileType", "LIST_OF_DIRECTORS")
  file, errFile3 := os.Open("/Users/mac/Downloads/Inspired - Marty Cagan.pdf")
  defer file.Close()
  part3,
         errFile3 := writer.CreateFormFile("file",filepath.Base("/Users/mac/Downloads/Inspired - Marty Cagan.pdf"))
  _, errFile3 = io.Copy(part3, file)
  if errFile3 != nil {
    fmt.Println(errFile3)
    return
  }
  err := writer.Close()
  if err != nil {
    fmt.Println(err)
    return
  }


  client := &http.Client {
  }
  req, err := http.NewRequest(method, url, payload)

  if err != nil {
    fmt.Println(err)
    return
  }
  req.Header.Add("Content-Type", "multipart/form-data")

  req.Header.Set("Content-Type", writer.FormDataContentType())
  res, err := client.Do(req)
  if err != nil {
    fmt.Println(err)
    return
  }
  defer res.Body.Close()

  body, err := io.ReadAll(res.Body)
  if err != nil {
    fmt.Println(err)
    return
  }
  fmt.Println(string(body))
}

HttpResponse<String> response = Unirest.post("https://idbanc-kyb.azurewebsites.net/embedded/api/v1/upload-business-file")
  .header("Content-Type", "multipart/form-data")
  .field("businessId", "business_1234")
  .field("fileType", "LIST_OF_DIRECTORS")
  .field("file", new File("/Users/mac/Downloads/Inspired - Marty Cagan.pdf"))
  .asString();