{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x767175b37c2aaefefe0648fc6b52ae21deec2bed82b5e350843f6a1c6faefbd1",
    "signature": "0x5ab648f33dac417a2b9b81b5e7cf7461835efe00a22c94b88fbb00baefaf84827ed8b9a135bdd7590ce3ea96f0ec59b930284a65326e614f4b707fe1ba4b61ce1c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}