izzum\statemachine\loader\JSONTest::getJSON PHP Method

    protected function getJSON()
    {
        //heredoc syntax
        $json = '{
  "machines": [
    {
      "name": "json-machine",
      "factory": "fully\\\\qualified\\\\factory-for-test-machine",
      "description": "my test-machine description",
      "states": [
        {
          "name": "a",
          "type": "initial",
          "entry_command": "",
          "exit_command": null,
          "entry_callable": null,
          "exit_callable": null,
          "description": "state a description"
        },
        {
          "name": "b",
          "type": "normal",
          "entry_command": "izzum\\\\command\\\\NullCommand",
          "exit_command": "izzum\\\\command\\\\NullCommand",
          "entry_callable": "Static::method",
          "exit_callable": "Static::method",
          "description": "state b description"
        },
        {
          "name": "done",
          "type": "final",
          "entry_command": "izzum\\\\command\\\\NullCommand",
          "exit_command": "izzum\\\\command\\\\NullCommand",
          "entry_callable": "Static::method",
          "exit_callable": null,
          "description": "state done description"
        }
      ],
      "transitions": [
        {
          "state_from": "a",
          "state_to": "b",
          "rule": "izzum\\\\rules\\\\TrueRule",
          "command": "izzum\\\\command\\\\NullCommand",
          "guard_callable": "Static::guard",
          "transition_callable": "Static::method",
          "event": "ab",
          "description": "my description for a_to_b"
        },
        {
          "state_from": "b",
          "state_to": "done",
          "rule": null,
          "command": null,
          "guard_callable": null,
          "transition_callable": null,
          "event": "bdone",
          "description": "my description for b_to_done"
        }
      ]
    }
  ]
}';
        return $json;
    }