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        ],
        "repeat": "",
        "crontab": "",
        "once": false,
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        "topic": "",
        "payload": "Hello, World!",
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        "name": "Watch changes of a file",
        "info": "Watch node can watch and report changes of a file.",
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        "name": "↓write to /tmp/hello.txt",
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        "wires": []
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        "active": true,
        "tosidebar": true,
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]