{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x22a8ec5a721963b1dbaeead70b81032aad9d14e0584d73a15c8ba5a6955af674",
    "signature": "0x46cae0ddc06a08d9f912a0b2adbbc539fbdb1432af832fa66e8106475bb59adc66d2ca2cac8edeb8d7fb398650f5b4000b96c02729a8c422670fa6d083c9d3951c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}