{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xdce1823892616779720c074e8daa5ba03069bba5a962aba9ce8ab3a743a7288f",
    "signature": "0x45ba70db9d30aabf461c8a624230ff75d3c3c93d6562691f8ee6cd10f2853f2261e19aed79c435a001df3e7b37ee16bba82410e126c4a47927b1ef6e4ef3db251b",
    "signer": "0x599AcAE6Bd3db598aFCa7e4fF9Af46c766a941e9",
    "userId": "708112906"
  }
}