curl -X POST https://crawlapi.dev/api/json \
  -H "Content-Type: application/json" \
  -H "x-api-key: YOUR_API_KEY" \
  -d '{"url":"https://example.com"}'

{
  "success": true,
  "data": {
    "url": "https://example.com",
    "title": "Example Domain",
    "description": null,
    "headings": [
      {
        "level": 1,
        "text": "Example Domain"
      }
    ],
    "images": [],
    "paragraphs": [
      "This domain is for use in illustrative examples..."
    ]
  },
  "credits_used": 1,
  "credits_remaining": 499
}