{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2b9fe973343df472f8bc5ccb18584d5f9cbbfc342ee9dd3c85b83b83e6cd6f88",
    "signature": "0x51ba317393a67bede39442b2b7d3cdbe62cb0fdaa030a96c3b54b1e97285c2fb1650d999e50eaab8316fe3945560331b8bd5498922dbf86006677a0b0523a03d1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}