{
  "AWS/DX": {
    "dimensions": [
      {
        "key": "ConnectionId"
      },
      {
        "key": "OpticalLaneNumber"
      }
    ],
    "metrics": [
      {
        "id": 1,
        "metric_name": "ConnectionLightLevelTx"
      },
      {
        "id": 2,
        "metric_name": "ConnectionLightLevelRx"
      }
    ]
  }
}