{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "400171089",
    "entityType": "User",
    "nonce": "0x88036a64a5a09f74cb2b5a32856c357d6d1806976ebb93bfa0a9fa8c08ca0884",
    "signature": "0x9ae46b03e652eef520d43e3b22990f0d49d92fc48869cdfa79226087cb879a0c0d5d8e8fa4fe93ce6eb8090dd2410652847c05fde078b8041e819b1d640779c81c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}