{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109144",
    "entityType": "User",
    "nonce": "0x36e8fbad91da8302d1ae5d81bf87f913ac222467c8919208cffda8ac64b7fd52",
    "signature": "0x4bb9fec9f63287fa162f92b89a52af6d9b37ac672e88f00fc634fb8b1acfe2036af5bd1f8d7accaca64628f5bfce2b8dddbfe9bc3fe6f40d3e97bfda70072a981b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}