json_schema: {
      "properties": {
          "d": {
              "type": "number"
          },
          "f": {
              "type": "number"
          },
          "i": {
              "type": "integer"
          },
          "i16": {
              "type": "integer"
          },
          "i32": {
              "type": "integer"
          },
          "i64": {
              "type": "integer"
          },
          "i8": {
              "type": "integer"
          },
          "l": {
              "type": "integer"
          },
          "num": {
              "type": "number"
          }
      },
      "required": [
          "d",
          "f",
          "i",
          "i16",
          "i32",
          "i64",
          "i8",
          "l",
          "num"
      ],
      "type": "object"
  }