{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "847382330",
    "entityType": "User",
    "nonce": "0x932a757721dbf44e8c3b33b8145b6bc8502fafefd39ef290a95dc30ac5ffc29e",
    "signature": "0x86d1c7fd50081d14c1a9abe42e4cff40bb100b29f5b5b68f60efd4861eeeb8c929f2087ec83ffaa30b7ee1d67f9dc40f1fc78255d6f250462b32e177a9ca78a01c",
    "signer": "0x86Fb5830860FB9126880f370Bf47bcAC15bD2632",
    "userId": "9820783"
  }
}