{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd58140edc5391488a3e4bf906adfaf2eb416a4a0dae1aa1ca01c6230f18029d1",
    "signature": "0x42985fe8df443b949f98c8a7dca8fe053e9af80e05faef6d9a62bf82992003c263e69fdca677ea9515fdea2a922bb4d3075cadb50f967a4471a50945d49bdc981c",
    "signer": "0x70198A93751A42B30b73B4b84803dc6Fe67290C3",
    "userId": "37067745"
  }
}