{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "234183",
    "entityType": "User",
    "nonce": "0xc4c9a9c008eba4e1642f18ba5b86ab12e69332576bfeaf8d0c65a1474f1dff3d",
    "signature": "0x895836a074d496c26e742081233b57ca42afc4f72ddbeeeca991e1a8b24971d16cd69abc40e84b184570a592333fdb8cd75621da5af6fcd41c3175f5b09f215b1c",
    "signer": "0x700192Ed1eAF4C3D6E049F3b29D1ce21365e61A6",
    "userId": "980397349"
  }
}