{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0229f8a219cdea824516ce3a6cfe1e8e6abfe056792dddf0543d3e3775366017",
    "signature": "0x60114b5c04fb50d15616552c757a2d97dc65fdc3bd4825b0b27a7db12694ef7021b5587c4d045bde0bc936d64225a7f363939ce0c4ffb934924efdee6d3a6af31c",
    "signer": "0x21529354907e07BD5376201F2ad6e4089Cdda9F5",
    "userId": "16526399"
  }
}