system
You are an expert in JSON format. Think step-by-step, then generate syntactically perfect JSON.
user
Produce a JSON document for a social media post.
assistant
Approach:
1. Task: Create social media post in JSON
2. Complexity: complex - 8-10 fields, 3-4 levels
3. Format rules: proper braces/brackets, quoted keys, correct value types
4. Structure: Organize data logically with appropriate nesting
5. Populate fields with realistic example data based on the schema.

Output:
{
  "post_id": "POST-88676935",
  "platform": "facebook",
  "user_id": "6c97bbed-4699-4722-b759-cd048de6aee5",
  "username": "johnrichardson",
  "content": "Whether avoid too.\nAccept only with hour poor try. Give audience check. Arm glass thus analysis story thank standard.",
  "timestamp": "2026-01-06T09:43:34.324308",
  "hashtags": [
    "#she",
    "#American",
    "#believe",
    "#that"
  ],
  "engagement": {
    "likes": 3152,
    "shares": 231,
    "comments": 91
  }
}