{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "319048",
    "entityType": "User",
    "nonce": "0x36631bd8a3a0452d2d407c16d9b7413481807f4b0449d0dc984f1ad31345933e",
    "signature": "0x144a466594fa8f7f0a2f540bf672e61ff3c5ba931abc81a2b6f428e7b5e7c2b274f5da646e4240d0120fcb56313f9325abf3797b0b8801a9a273f9048f4288de1b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}