curl -X POST https://app.drime.cloud/api/v1/s3/multipart/batch-sign-part-urls \
  -H "Authorization: Bearer YOUR_ACCESS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "key": "uploads/1e4cbca8.../1e4cbca8...",
    "uploadId": "AFNhWKh6Cn6f...",
    "partNumbers": [1, 2, 3]
  }'

const PART_SIZE = 5 * 1024 * 1024; // 5MB
const totalParts = Math.ceil(file.size / PART_SIZE);

// Get URLs for all parts
const response = await fetch('https://app.drime.cloud/api/v1/s3/multipart/batch-sign-part-urls', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer YOUR_ACCESS_TOKEN',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    key,
    uploadId,
    partNumbers: Array.from({ length: totalParts }, (_, i) => i + 1)
  })
});

const { urls } = await response.json();

// Upload each part
const uploadedParts = [];

for (const { partNumber, url } of urls) {
  const start = (partNumber - 1) * PART_SIZE;
  const end = Math.min(start + PART_SIZE, file.size);
  const chunk = file.slice(start, end);
  
  const uploadResponse = await fetch(url, {
    method: 'PUT',
    body: chunk
  });
  
  const etag = uploadResponse.headers.get('ETag');
  uploadedParts.push({ PartNumber: partNumber, ETag: etag });
}

import requests
import math

PART_SIZE = 5 * 1024 * 1024  # 5MB
file_size = 142557981
total_parts = math.ceil(file_size / PART_SIZE)

# Get URLs for all parts
response = requests.post(
    'https://app.drime.cloud/api/v1/s3/multipart/batch-sign-part-urls',
    headers={'Authorization': 'Bearer YOUR_ACCESS_TOKEN'},
    json={
        'key': key,
        'uploadId': upload_id,
        'partNumbers': list(range(1, total_parts + 1))
    }
)

urls = response.json()['urls']

{
  "urls": [
    {
      "partNumber": 1,
      "url": "https://drimestorage.xxx.r2.cloudflarestorage.com/uploads/...?partNumber=1&..."
    },
    {
      "partNumber": 2,
      "url": "https://drimestorage.xxx.r2.cloudflarestorage.com/uploads/...?partNumber=2&..."
    },
    {
      "partNumber": 3,
      "url": "https://drimestorage.xxx.r2.cloudflarestorage.com/uploads/...?partNumber=3&..."
    }
  ],
  "status": "success"
}