{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xebbdb1a3ee02a3d3d22351517c76e9e9cb1130a1c17d0eb642aa8fc26e05d795",
    "signature": "0x589a917ae4018e04e4518d5bea452e7720b0afa84e8b9edf4779322538fbae9d66e05697136c6c4f7fe012e98b4144ca89b3e6db036e4438a2f388553ab0e6131b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}