json_schema: {
      "type": "object",
      "properties": {
          "selectedInstance": {
              "type": "string"
          },
          "instances": {
              "description": "The extra imported instance path",
              "default": [],
              "type": "array",
              "items": {
                  "type": "string"
              }
          }
      },
      "required": [
          "instances",
          "selectedInstance"
      ],
      "$schema": "http://json-schema.org/draft-07/schema#",
      "additionalProperties": false
  }