code: function() {
      this.jsonInit({
        "message0": Blockly.Msg.MATH_RANDOM_INT_TITLE,
        "args0": [
          {
            "type": "input_value",
            "name": "FROM",
            "check": "Number"
          },
          {
            "type": "input_value",
            "name": "TO",
            "check": "Number"
          }
        ],
        "inputsInline": true,
        "output": "Number",
        "colour": Blockly.Blocks.math.HUE,
        "tooltip": Blockly.Msg.MATH_RANDOM_INT_TOOLTIP,
        "helpUrl": Blockly.Msg.MATH_RANDOM_INT_HELPURL
      });
    }
docs: Block for random integer between [X] and [Y].
  @this Blockly.Block