{
  "answer": "I've updated the letter with a more formal tone and added a paragraph about your financial stability.",
  "updated_document_content": "# Schengen Visa Cover Letter\n\nDear Consular Officer,\n\nI, John Doe, a citizen of Indonesia born on 15 May 1990, respectfully submit this application for a Schengen visa to the Republic of France...\n\nWith regard to my financial standing, I am employed as a Software Engineer and maintain sufficient funds to cover all expenses during my stay without recourse to public funds...\n\nYours faithfully,\nJohn Doe",
  "structure": [
    {
      "key": "applicant_name",
      "label": "Applicant Full Name",
      "description": "Full legal name as it appears on the passport",
      "required": false
    }
  ]
}