{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "30430",
    "entityType": "User",
    "nonce": "0xffc0e811cf34fe451034bea486baff02eb5b88b62db8136ccac6ef58b8493ed4",
    "signature": "0xe946226fd77879b6c2099a482f550fc5ed6f984dcd84801238b1a5479821e150624f36e4d17952536757f68c344526f7d395033495947a5eaee357978a48fcde1c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}