curl --request POST \
  --url https://api.example.com/material/delAsset \
  --header 'Content-Type: multipart/form-data' \
  --form id=54

const form = new FormData();
form.append('id', '54');

const options = {method: 'POST'};

options.body = form;

fetch('https://api.example.com/material/delAsset', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.example.com/material/delAsset"

payload = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"id\"\r\n\r\n54\r\n-----011000010111000001101001--"

response = requests.post(url, data=payload)

print(response.text)

{}

{}