{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51345",
    "entityType": "User",
    "nonce": "0x9711ae285cb1430db873185fc1727e81add2ab5e7f67cfdf5a2bb2f3db17e398",
    "signature": "0x0bec8fc5cdead28f65b3389c0c6872f8915fb5efb6a4f6f93b494cf0b9040d7d6054e2e4f8e4c708362a46b9d021c25b25dced53f8b09753aaf61b801ae5be791c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}