{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "180639988",
    "entityType": "User",
    "nonce": "0x14fb51feb8a977e2504e7aec6b8d39768f5042f2b9ba2831c7fb86a3abf2051d",
    "signature": "0x255c1c9daa3d311332d744cb7789aa9d712fed47f3f7418467e579357a98f4577174c5506d2948f47fce9947611ab6dbd5c25573a72794b713c538c8d28e751b1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}