Bilibili

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        "type": "group",
        "z": "54b42d8d.cda474",
        "style": {
            "stroke": "#999999",
            "stroke-opacity": "1",
            "fill": "none",
            "fill-opacity": "1",
            "label": true,
            "label-position": "nw",
            "color": "#a4a4a4"
        },
        "nodes": [
            "7e935ff03553b110",
            "7d42d776c6fbbb53",
            "3225106119dd31f9",
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            "d9decd51e75c01c9",
            "bd9927abe3febdc7"
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        "x": 34,
        "y": 199,
        "w": 892,
        "h": 122
    },
    {
        "id": "7e935ff03553b110",
        "type": "inject",
        "z": "54b42d8d.cda474",
        "g": "9b5c510178ede3d3",
        "name": "",
        "props": [],
        "repeat": "600",
        "crontab": "",
        "once": true,
        "onceDelay": "1",
        "topic": "",
        "x": 130,
        "y": 280,
        "wires": [
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    {
        "id": "7d42d776c6fbbb53",
        "type": "http request",
        "z": "54b42d8d.cda474",
        "g": "9b5c510178ede3d3",
        "name": "",
        "method": "GET",
        "ret": "obj",
        "paytoqs": "query",
        "url": "https://api.bilibili.com/x/relation/stat",
        "tls": "",
        "persist": false,
        "proxy": "",
        "insecureHTTPParser": false,
        "authType": "",
        "senderr": false,
        "headers": [],
        "credentials": {},
        "x": 430,
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        "wires": [
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        "type": "function",
        "z": "54b42d8d.cda474",
        "g": "9b5c510178ede3d3",
        "name": "parser",
        "func": "var json = msg.payload;\nvar follower = json.data.follower;\n\nmsg.payload = {\"text\": follower, \"icon\": \"bilibili\"};\nreturn msg;",
        "outputs": 1,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 590,
        "y": 280,
        "wires": [
            [
                "06fad6e7d19848a5"
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        "id": "06fad6e7d19848a5",
        "type": "mqtt out",
        "z": "54b42d8d.cda474",
        "g": "9b5c510178ede3d3",
        "name": "",
        "topic": "awtrix/custom/bilibili",
        "qos": "",
        "retain": "",
        "respTopic": "",
        "contentType": "",
        "userProps": "",
        "correl": "",
        "expiry": "",
        "broker": "346df2a95aac5785",
        "x": 800,
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    },
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        "type": "comment",
        "z": "54b42d8d.cda474",
        "g": "9b5c510178ede3d3",
        "name": "Bilibili Follower",
        "info": "Go to https://space.bilibili.com/\nFind the 'MID' at 'https://space.bilibili.com/XXX'\nCopy and enter your MID in the data node",
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        "name": "Data",
        "func": "msg.payload = { \"vmid\": 441864512, \"jsonp\": \"jsonp\"}\nreturn msg;",
        "outputs": 1,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 270,
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        "wires": [
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        "type": "mqtt-broker",
        "name": "",
        "broker": "localhost",
        "port": "1883",
        "clientid": "",
        "autoConnect": true,
        "usetls": false,
        "protocolVersion": "4",
        "keepalive": "60",
        "cleansession": true,
        "birthTopic": "",
        "birthQos": "0",
        "birthPayload": "",
        "birthMsg": {},
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        "closeQos": "0",
        "closePayload": "",
        "closeMsg": {},
        "willTopic": "",
        "willQos": "0",
        "willPayload": "",
        "willMsg": {},
        "userProps": "",
        "sessionExpiry": ""
    }
]

These icons belong on the device, in /ICONS. Each one is at most 32×8 pixels — shown here magnified, at their real proportions.