{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384548",
    "entityType": "User",
    "nonce": "0xe177de08202c7bb98687f7aa45dd1a01715c0ee044d12adb66f9142d8f548ae3",
    "signature": "0xc8bbe3965b47dd461c9abf042caccd69c792c05aee988ae5691c0011cf27374a4045e3419d8e2996f83065278b35d48efc319848ced3aa8b0581404f5f561ec01b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}