{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x552e6c4cb6a2abb64b06e81ee29810b942df0b22b94d7349c8f36c2fb3614e78",
    "signature": "0xcea856ac824f87946e5e198b99e4e9d1f3a4ee9ea38c812e01ffa3eb943d914e1ea7e3e8a6d81ef9af7609ee093e06d9c04f1c33d75819606f1493e9a62cd08c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}