{
  "$schema": "https://json-structure.org/draft/2020-12/schema",
  "name": "MetricColumn",
  "type": "object",
  "properties": {
    "columnName": {
      "type": "string"
    },
    "displayName": {
      "type": "string"
    },
    "columnType": {
      "type": "string"
    },
    "isKey": {
      "type": "boolean"
    },
    "unit": {
      "type": "string"
    }
  }
}