[
    {
        "id": "d752e739.4cfbd8",
        "type": "comment",
        "z": "9c3b70b.7f4189",
        "name": "Lliçó 3.14",
        "info": "Aquest és un exemple de la tercera lliçó.\n",
        "x": 300,
        "y": 640,
        "wires": []
    },
    {
        "id": "6f07e0fb.a6195",
        "type": "inject",
        "z": "9c3b70b.7f4189",
        "name": "",
        "topic": "",
        "payload": "Un text qualsevol",
        "payloadType": "str",
        "repeat": "",
        "crontab": "",
        "once": false,
        "x": 350,
        "y": 680,
        "wires": [
            [
                "862b59d9.4e8338"
            ]
        ]
    },
    {
        "id": "a6750310.ebc11",
        "type": "debug",
        "z": "9c3b70b.7f4189",
        "name": "En base64",
        "active": true,
        "console": "false",
        "complete": "payload",
        "x": 740,
        "y": 680,
        "wires": []
    },
    {
        "id": "862b59d9.4e8338",
        "type": "function",
        "z": "9c3b70b.7f4189",
        "name": "A base64",
        "func": "var b = new Buffer(msg.payload);\nmsg.payload = b.toString('base64');\n\nreturn msg;",
        "outputs": 1,
        "noerr": 0,
        "x": 540,
        "y": 680,
        "wires": [
            [
                "a6750310.ebc11",
                "d5999c30.e5cdc"
            ]
        ]
    },
    {
        "id": "d5999c30.e5cdc",
        "type": "function",
        "z": "9c3b70b.7f4189",
        "name": "Des de base64",
        "func": "var b = new Buffer(msg.payload, 'base64');\nmsg.payload = b.toString();\n\nreturn msg;",
        "outputs": 1,
        "noerr": 0,
        "x": 550,
        "y": 760,
        "wires": [
            [
                "e0bd0693.10c398"
            ]
        ]
    },
    {
        "id": "e0bd0693.10c398",
        "type": "debug",
        "z": "9c3b70b.7f4189",
        "name": "Descodificat",
        "active": true,
        "console": "false",
        "complete": "payload",
        "x": 750,
        "y": 760,
        "wires": []
    }
]