{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc0416709aef2596c22c8dd2cbdc31af5e3099db341b3cbda1028f46bf8786e50",
    "signature": "0x37ae4df0f8910c1220162d04163634842d2ffe26eaf788d50717a16260887ce01685e4583116846a75b7a0dcaded2e4dbcabc72da3859acccde2a1f767b09e471c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}