{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0c18261cdd45230f3a0ff4d9f16bf301de763946ba91c9c0a7a3adaea5c5db0d",
    "signature": "0x7753ebe66c938619eef951e9da522828152b2c0a3a056b8f82c1a564eedabe8a71a3d91e2277a15bb729cf173e06d430026093cdbfb92116ec7419e9f92474261c",
    "signer": "0x71d32288cAa12eFeB3233E78Dd2B45De8ad0F20c",
    "userId": "592020100"
  }
}