curl --location -g --request POST 'https:///indexing-service/api/v2/corpora//documents' \
--header 'Ocp-Apim-Subscription-Key: ' \
--header 'Authorization: Bearer ' \
--form 'user_id="user123"' \
--form 'content_type="file"' \
--form 'source=""'{
"success": true,
"message": "Document has been queued for indexing",
"data": {
"id": 123,
"source": "document.pdf",
"access_url": "https://storage.example.com/document.pdf",
"step": "pending"
}
}