{
  "manageEntity": {
    "action": "React",
    "entityId": "1477932589",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"FanClub\",\"entity_id\":20}}",
    "nonce": "0xabeae7536725ca5919cf1171787b28e0bf2954a6bdec71e1f77d8367c6fdcbd4",
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    "signer": "0x6687B667182cfdc5646f5AEB14a9945c9b1d3A6B",
    "userId": "100"
  }
}