curl -X POST -H "Content-Type: application/json" -d '{
  "id": "mock_api_2",
  "name": "Mock /ping",
  "url": "http://127.0.0.1:8081/ping",
  "method": "GET",
  "type": "gauge",
  "metrics": {
    "response_time": 120.5,
    "status_code": 200,
  }
}' http://localhost:9101/update