{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2283",
    "entityType": "User",
    "nonce": "0x2f4ced5e668dcef0f2959e7567185921c2faeca698e02b7a14018068cbad0e05",
    "signature": "0x5e4a414e9534aa5fedc57c49f1c902d1ee20623efeba8e8e276dea39eae1b3093bde71f9c8f52a4aa7d2321e5e5be7064ecbda3cfdd3db1cd3ab22018315d3931c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}