{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "854614078",
    "entityType": "User",
    "nonce": "0x4e1e3990018de64c47357e085de2779a5525909354add9281b92235f2346e21a",
    "signature": "0x30704f920845e1181dbac211d7dd969da44412ede1f6cccd12ca5c08660584543ee9d2ed7175d53256111e569df76024db3fcc7473e0b82cb1a0947772b4f5251c",
    "signer": "0x9b6bD4505e2bCfA88acc8680F463a96DAddf1d0d",
    "userId": "213208842"
  }
}