{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xaaa832d258bd471740030d167983895a264db7ab213c0168fa06dd980278c0ea",
    "signature": "0x5233bc602a65b53e75136f5cdc99ea68c108f21e5241f815bfb3c269221be9a400a3441e8280d1c0b5a4908bd7ecc5e9e32a0e996c796da81838603b345cfefa1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}