{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62458",
    "entityType": "User",
    "nonce": "0xdd6a17c15dca374fc2acbbd0ddf4c9493cbb3a592f479f908c85783167963005",
    "signature": "0x8ea7aadbbb233a42593913dfe8b3a71783f4ed297929aa52a014b0b3e8cf9bc734659fe3c95152844f18c8cbd4e8a77da6945f8cda11de822d1cf0022124bf381b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}