{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8a319cb2b14567a35393491b088af577f32d29a55f872f1c944906b29937d5f8",
    "signature": "0x4a6491f67306a0c29607f77d29340bc13b8d938257b8f4ee2bf25b698e94209e2912f07936c77e1a835fd31305d1570c9271de23aeb258afaa876a3aed0859f51b",
    "signer": "0x2507F88d3b5F4867a0271ccF6bEE0f05B1bA23e9",
    "userId": "729994631"
  }
}