{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65628",
    "entityType": "User",
    "nonce": "0xfecb4be449a01423f9e0dc6006f9ca768adb77be855fa5928e7720389a506eb9",
    "signature": "0xf2670accfd5536efd5532242715ca7d38d8afa688c40357ebcdf97ceda26c26f2e796df062eed713e408486959ad92aef0393296b261f5a45728671c0cbc5b361b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}