{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93367",
    "entityType": "User",
    "nonce": "0x21107ea393d069b17dafbeec128cfada01fb1133aef9a668afe3e36812aed7ce",
    "signature": "0x0758b6fced66483a3f9b2df2c0be21e3c00025e9755b36d0abdbbb3138456f9217861e7960b87873c6207c3926dd8a799f765eaaca6b8c404b4efcd36bf652ee1c",
    "signer": "0x4810fE66B3A42DA4cb34b622aD9A069C293c6b86",
    "userId": "445042807"
  }
}