json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "id": "http://elasticbox.net/schemas/metric",
      "type": "object",
      "required": [
          "_id",
          "kind",
          "metadata",
          "data",
          "involvedObject"
      ],
      "additionalProperties": false,
      "properties": {
          "_id": {
              "type": "string",
              "minLength": 1,
              "maxLength": 36
          },
          "data": {
              "type": "object"
          },
          "involvedObject": {
              "type": "object",
              "properties": {
                  "kind": {
                      "type": "string"
                  },
                  "name": {
                      "type": "string"
                  },
                  "uid": {
                      "type": "string"
                  }
              }
          },
          "kind": {
              "type": "string"
          },
          "metadata": {
              "type": "object",
              "properties": {
                  "creationTimestamp": {
                      "type": "number"
                  },
                  "deletionTimestamp": {
                      "type": "number"
                  },
                  "resourceVersion": {
                      "type": "number"
                  }
              }
          },
          "timestamp": {
              "type": "string"
          }
      },
      "type:": "object"
  }