{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa7eba8689b7f006c2f181cd381140b58bbe99546957501653c3a21239aaa3892",
    "signature": "0xd2d20fca348e1bf3ebe17c4f0eff40914f3a8c7d034bc97f521c3e06dc72c03b6cfd8df5e1f07ab0f71deb17f6661032d02dbeb6341fd90433583206a9b749571c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}