curl --request POST \
  --url https://api.example.com/api/v1/enrichment-chat/start \
  --header 'Authorization: Bearer <token>'

{
  "session_id": "<string>",
  "message": {
    "role": "<string>",
    "content": "<string>",
    "id": "<string>",
    "timestamp": "2023-11-07T05:31:56Z",
    "metadata": {}
  },
  "action": "<string>",
  "suggested_fields": [
    "<string>"
  ],
  "processing_status": {},
  "credits_estimated": 123,
  "rate_limit_remaining": 123,
  "response_time_ms": 123
}