{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115325",
    "entityType": "User",
    "nonce": "0x58341c3279fc768fe51a80725da0b951848f54d38cf7a5e1c864436d3c873a7a",
    "signature": "0x9392edb6d548c0d7f7c1618d3356dc919f36cf901c4cccdbead938b1c76b01852b992e5e3d846ba33066ff60a4d3737dbaf97e86fbcad19dd1f40b346c4fd91a1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}