{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd2aef20107dd71275d151dc2d97b45c5ec8ac2bffa759ebf13aed31e98a28c28",
    "signature": "0x0b64e4f8aef6a48739891ae52687d3ef7b0446762580a7db09516195a6ce1895294360ee09a875cec74f8fca9ea3b8aa665691b42705d9323237b4403ec5b2901c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}