{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161396214",
    "entityType": "User",
    "nonce": "0x9e50e02ffd7de91f957e6dd90586afa09d9b565697f05cfd5550e90e2949eb5f",
    "signature": "0x4bcb20ee525d23c0bfacc990255295cafc6f8e9ae3ada6bec6b4ff63fa7e26d41416e1fcb7d17a1c1b90a36b824b1b87af70d0144aec473a39fd57d8ddf81a061c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}