curl --location 'https://test-partner.payu.in/api/v1/merchants/{{uuid}}/generate_merged_document_for_esign' \
  --header 'Authorization: Bearer {{access_token}}' \
  --header 'Accept: application/json'

{
  "agreement_url": "https://esign.example.com/document/...",
  "agreement_status": "Generated",
  "message": "Agreement generated successfully"
}

{
  "error": "unauthorized",
  "message": "Insufficient scope"
}