{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113233",
    "entityType": "User",
    "nonce": "0xc5379e168c802fe6acb8b11466945b8b545df069ede8e554cc49ae5c1413c6b7",
    "signature": "0xbfa3e1c046e9f2999e2fa7f7cb3ccea5a374824c385dab8421c57948473c8ad750b013db3dabd9f3eca919a62b2f5a192d782312abd5c96bca902bfc5cbb00a21c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}