{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1596c8fd80946e38025ae16a6b4e28f18046a1682f354b6706bc4fd1b897b0ae",
    "signature": "0x58024d2fd710b3365f462b9b72b7654d3ad9a1962275e26645928c434caa39d348d14c989914fa5fdcba955397841d32db9a8a4a88ec4b777f3db03edafb38e61c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}