curl -X GET https://app.trypost.it/api/hashtags \
  -H "Authorization: Bearer tp_your_api_key"

{
  "data": [
    {
      "id": "e5f6a7b8-c9d0-1e2f-3a4b-5c6d7e8f9a0b",
      "name": "Tech Stack",
      "hashtags": "#tech #ai #startup #saas",
      "created_at": "2025-01-10 08:00:00",
      "updated_at": "2025-01-10 08:00:00"
    }
  ]
}