{
  "type": "simple_input_form",
  "title": "Simple Input Form Dialog",
  "inputs": [
    {
      "type":"text",
      "label": "Text input",
      "key": "key1"
    },
    {
      "type":"boolean",
      "label": "Checkbox",
      "key": "key2"
    },
    {
      "type": "number_range",
      "label": "Number Range",
      "start": 50.0,
      "end": 420.0,
      "steps": 5,
      "initial": 200.0,
      "key": "key2"
    },
    {
      "type": "single_option",
      "label": "Single Option",
      "options": [
        {"id": "opt1", "display": "Option 1", "initial":  true},
        {"id": "opt1", "display": "Option 2"},
        {"id": "opt1", "display": "Option 3"}
      ],
      "key": "key3"
    }
  ],
  "action": {
    "label": "Create!",
    "id":"whatever",
    "on_submit": {
      "type": "command_template",
      "template": "tellraw @a '$(example) $(extra1) $(extra2)'"
    }
  }
}