{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120346",
    "entityType": "User",
    "nonce": "0x4fa3b67274225afb19990e7668c8f6e03554a987e436bddbb058781ae5d0d2cd",
    "signature": "0x3b8eedd33dc497269db0b9c48facdb22f3a2e0bcb74fb1a6f8746347ef7da34f0f58d49735931ada82079667fa3931c7bfd5f6d00a8c3da6d54cf84848db58aa1c",
    "signer": "0x8739aB96B52ccc56d0E5226Ff69659162d4269A9",
    "userId": "320952162"
  }
}