{
  "kind": "合成样例，非现场测量",
  "id": "B05-N02",
  "input": [
    {
      "retain": true,
      "hex": ""
    },
    {
      "retain": true,
      "hex": "2222"
    },
    {
      "retain": true,
      "hex": "6e756c6c"
    },
    {
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      "hex": ""
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  "expected": [
    "清除",
    "保留2字节",
    "保留4字节",
    "普通发布"
  ],
  "onsite_record": {
    "topic": "",
    "retain": "",
    "payload_hex": "",
    "payload_bytes": "",
    "new_subscription_observation": ""
  }
}