{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x54f0df29198b359ab7c49291e6c7adc1e8990182d930232842a1d1e402dda982",
    "signature": "0x3b2a21490707a75846b8c46b3d0ab19c6a051fde7b2f9ecfeea97c2420e05a5c48d91e4e83db57454dda03342bdda9413a64d023446854b3b73790600d18a4a41c",
    "signer": "0xc010189B56dc4f007Ad13fbF27F6224d1F951393",
    "userId": "454551282"
  }
}