{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8dc3d1209f7232835c3e2ca660749627ba290cf6c2a4242a12e95d3b36585cf0",
    "signature": "0x2c8bb280d27e52426e89087933e5f92ee6ba5ce52aea375875275f2c4b70ca256b0842e71a7caf39eb00fe9e22a50c8fcfe6309dd6f785a3a2c8c6c9a776ac831b",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}