{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa0b75a1806e7ab8d98020f7bd9abe1fb8d1535bb9a4e9f1a06d4d0d8954fe32d",
    "signature": "0xc0cd78daaf21d5fd0111e497ac8b63d7907d51b20a22f0b519351ad864578c49610efc24b99a6f99fbc424ffaa0a4f82227bbb21c6a36e9cddac19d0a17f081a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}