json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "title": "GetConfigurationResponse",
      "type": "object",
      "properties": {
          "configurationKey": {
              "type": "array",
              "items": {
                  "type": "object",
                  "properties": {
                      "key": {
                          "type": "string",
                          "maxLength": 50
                      },
                      "readonly": {
                          "type": "boolean"
                      },
                      "value": {
                          "type": "string",
                          "maxLength": 500
                      }
                  },
                  "required": [
                      "key",
                      "readonly"
                  ]
              }
          },
          "unknownKey": {
              "type": "array",
              "items": {
                  "type": "string",
                  "maxLength": 50
              }
          }
      },
      "additionalProperties": false
  }