{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x54981eaaa03352a6390d671713dc8ce557845e1e034b642186058b7a44cf646d",
    "signature": "0x518ef6eae04a7ec5b271e7cb7a6a0e1784e53b73b75d19383f579ad6493e8b553e758f9fd3d23fe442928bf61e83fe5868459dd733cbc0201c60335130825a8a1c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}