{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x50c9b8c3b74ad32d58969850b51ee3661406e0b769f7149d2ec7ba17893bfab9",
    "signature": "0x5dd265cb1db507563e8d70b3c5614e71ebf6b937b555177dae6b7e689360466966807a14526f88a05d06f0aecabc2cfe3bf537fa55b5975edc8d733d7cfb12d91c",
    "signer": "0x095defda4b6508123083b4C285d471d92EC2aaA3",
    "userId": "345916464"
  }
}