{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x40d0e68f0a4ac0ab27ceaa0756d548abcb0fb570c7f9341dbfe43b7fa20d987f",
    "signature": "0x1feda785c113358eea59ce2fdf9b1eead9b5b5bbb65c5e91850551cdf34f64ba4c1c749641cc05c3a849092fdf7ef60d2f74c1a3dba9628808ba98976cdad7f61b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}