{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4efb7a31a4b02443278d42d2ea583ccb06fb6ff582ee6e1cf8a1831604ad6791",
    "signature": "0x10fa53c4e141f09e45def16d54054a05eb731c1c74f255e2592c0d8093be64fc7e66a9e5e85ad55c3395589d5b587b57d3e5ef1cb0b41f0efc02ca17d01305751b",
    "signer": "0xC2D06b0ba326BBbd704252222cBCc17D1299c3D1",
    "userId": "724346859"
  }
}