{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1681",
    "entityType": "User",
    "nonce": "0x1b2297f6438f04e1e29ad1ea4915289e0445175a445f8790c92a2974a88e7fe3",
    "signature": "0x5ed0ad15888782b1c83159dc17a4ade320394449ae766be5326b027e28de65625a8b0c72a363c805e6b543645facd01daf6b57184a183620658abd4e257d31671c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}