{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x24ceecee751e8d4d9a3d381c8ca563196d45bd64b3d4b58957131a424139a0a6",
    "signature": "0x9d1e495d4e9f4fec3391845a2c1b3c56e55f1ae0a598e3b0d21c9de48ab1c90a198216adebf602f118e646e1148f2d20377832cdaeea577d96ffffe2374430121b",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}