{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8041ed5064cc9128bfd249360a80d3c378c389944f92651bae75def3e2cd2364",
    "signature": "0xa878d1734525bdd8a91891deabbbb1e4468cb06c6df58f663cb94e556c49effa4d74cac61ef07e7a524e710f99d9fe6d800e1a20fbaf8b8edfbc34ee87a79e271c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}