json_schema: {
      "$schema": "http://json-schema.org/draft-06/schema#",
      "version": "1.0.0",
      "type": "object",
      "properties": {
          "cr": {
              "type": "array",
              "_uniqueItems": true,
              "items": {
                  "type": "object",
                  "properties": {
                      "_cr": {
                          "type": "string"
                      },
                      "pb": {
                          "type": "integer"
                      },
                      "ac": {
                          "type": "integer"
                      },
                      "hpmin": {
                          "type": "integer"
                      },
                      "hpmax": {
                          "type": "integer"
                      },
                      "attackbonus": {
                          "type": "integer"
                      },
                      "dprmin": {
                          "type": "integer"
                      },
                      "dprmax": {
                          "type": "integer"
                      },
                      "savedc": {
                          "type": "integer"
                      }
                  },
                  "required": [
                      "_cr",
                      "pb",
                      "ac",
                      "hpmin",
                      "hpmax",
                      "attackbonus",
                      "dprmin",
                      "dprmax",
                      "savedc"
                  ],
                  "additionalProperties": false
              }
          }
      },
      "required": [
          "cr"
      ],
      "additionalProperties": false
  }