{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2d6368daa18d02a07c58c3e88f0c4d99888bfe8b8d3d3b10b4821b83e7195e6a",
    "signature": "0x03bbacca657380c282dc807fb4048d4226fa9fdfbe59062e391a6f1efc51a6df420d3df6b3324ede6174fbf4badeeef9f3f469c58af2c15de7c09568c97cd3971b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}