{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "545105885",
    "entityType": "User",
    "nonce": "0xe4a3dfae0657462c84a8e3542b0a4fecb2457adedd60d6e10bd4c7492d4f6a47",
    "signature": "0xc3d1838a6a9391e782d03e3c2fb435b22249bb87d1d5f4606f2e3504a3719285432bdd1183d8e4fd60e5f555e18824902a5e77e5d9a61dd1ff2503ccfe99608f1c",
    "signer": "0xaC5cce7598F0Eb17aaE90fc5c8221B0312d77aFb",
    "userId": "329521655"
  }
}