curl --request POST \
  --url https://api-prod.nomadicml.com/api/mcap/create-ingest \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "filename": "<string>",
  "size_bytes": 2,
  "sha256": "<string>",
  "content_type": "<string>",
  "folder_id": "<string>",
  "chunk_size": 2
}
'

{
  "mcap_ingest_id": "<string>",
  "upload_url": "<string>",
  "upload_headers": {},
  "source_uri": "<string>"
}