{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x19f9a8f459115a6d26aa36a1a738df553f70906d017d35e5d6f5bc6182e535c5",
    "signature": "0xca964a153b5850a074c10467809ae7cfb883dd94a8e5e4080000487a3fcf58f5066df6e6c97ff82a6cb963a9af289fd86ee84bf28a632553ba72c4f41d3ab5061b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}