curl --request POST \
  --url https://platform-us.plaud.ai/developer/api/open/partner/files/upload/generate-presigned-urls \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "filesize": 10485760,
  "filetype": "mp3"
}
'

import requests

url = "https://platform-us.plaud.ai/developer/api/open/partner/files/upload/generate-presigned-urls"

payload = {
    "filesize": 10485760,
    "filetype": "mp3"
}
headers = {
    "Content-Type": "<content-type>",
    "Authorization": "Bearer <token>"
}

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

print(response.text)

{
  "FileId": "file_xxx",
  "UploadId": "upload_xxx",
  "ChunkSize": 5242880,
  "Parts": [
    {
      "PartNumber": 1,
      "PresignedUrl": "https://plaud-bucket.s3.amazonaws.com/..."
    },
    {
      "PartNumber": 2,
      "PresignedUrl": "https://plaud-bucket.s3.amazonaws.com/..."
    }
  ]
}