curl --request POST \
  --url https://api.lighton.ai/api/v2/files \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form 'file=<string>' \
  --form 'collection_type=<string>'

import requests

url = "https://api.lighton.ai/api/v2/files"

payload = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"collection_type\"\r\n\r\n<string>\r\n-----011000010111000001101001--"
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "multipart/form-data"
}

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

print(response.text)

const form = new FormData();
form.append('file', '<string>');
form.append('collection_type', '<string>');

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

options.body = form;

fetch('https://api.lighton.ai/api/v2/files', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "id": 1,
  "object": "list",
  "bytes": 20032,
  "created_at": 1631533200,
  "filename": "document.pdf",
  "purpose": "documents",
  "status": "embedded"
}