curl --request POST \
  --url https://kieai.redpandaai.co/api/file-base64-upload \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "base64Data": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8/5+hHgAHggJ/PchI7wAAAABJRU5ErkJggg==",
  "uploadPath": "images/base64",
  "fileName": "test-image.png"
}'

{
  "success": true,
  "code": 200,
  "msg": "文件上传成功",
  "data": {
    "fileName": "uploaded-image.png",
    "filePath": "images/user-uploads/uploaded-image.png",
    "downloadUrl": "https://tempfile.redpandaai.co/xxx/images/user-uploads/uploaded-image.png",
    "fileSize": 154832,
    "mimeType": "image/png",
    "uploadedAt": "2025-01-01T12:00:00.000Z"
  }
}