{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x42f84c7de3ad8bbb5e2a6d1e82f101796009fc20f0862df7df0b9dcd1163311d",
    "signature": "0xd4973597c7f6957b2caf1672bc4d4dc7063e6f717ec6c643a912520e82e90a6162197cfbceeba444af110883ae57dce81e58967fce8f58cf4bb443c20492bb7f1b",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}