{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111936",
    "entityType": "User",
    "nonce": "0xeae1fa5396d80ede3c9159d4e6a31e425549cacb740a1a11816fa9743fd05afb",
    "signature": "0x40801911be46e6ca8128f9a7232f4d183a891c910157a97adb22422485a51326331d8b76623114110e14e6c3e4ad13d168a7fe4845ea682d0d7f512738fb59941b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}