{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89091852",
    "entityType": "User",
    "nonce": "0x3a1223e2da57e1b6aeb6dfbb7649e455e6e9cd94645b8f83fcf5b08758b865a0",
    "signature": "0xc1817382db5e7f617d2950af3de4369f196510311918635e00586193d6b3168610736bbacbc6f80bdcb31d69ae85f1fe9bdbf7df80a92570cedaa722a00e90791c",
    "signer": "0x8f2ebBA3522f46F14A1fCDe5312c7B9EA0E59e15",
    "userId": "735463452"
  }
}