{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "156457",
    "entityType": "User",
    "nonce": "0x086e5f4da637f738f818ba5ff812572399c3bbaa35d8156dc0bbe1c94cec553a",
    "signature": "0xf6aa3cba09a18a6412b063153455e29fa649fc66ba584a06ddc805dd88c6ace2526aa8b9bc6f48feb66905ccb31c5a4d036bbd4851176bcea72ce9e6d97736dc1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}