{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241747848",
    "entityType": "User",
    "nonce": "0x3563b0a2f971d9ace928ee6e69bcca1a7ba3472462c90c2bffd8e752907ed2f9",
    "signature": "0x663183600d27ce1ec4dec358f5a0f6503d3ac57b25e29b4eb857046142b79ab40ca48a0eef6206e0a427115b62453e47ace0c231290d820ef4a86172597451641b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}