{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb65581451b62ed19e00c4fc3b94bc16cb29a0bdf62066c60ccdb1ec6dfb10a33",
    "signature": "0xe398f69e4836501d43f568d4b885cf19796278d1c051972f7147ba971bf4ed6071cff87e780e92a8984c46843c117fec22591baada602d5c39849b40f1c14df81c",
    "signer": "0x9141228C160387B2542a58dF6861Ccf13c616b70",
    "userId": "282082162"
  }
}