{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3569afd80eda5fe7adbc115b86a5be30e38271bac763b535e9b8f4bb6774d4a3",
    "signature": "0xa300e3df72c9e9037f4c59cb2365b7ff27e0cb527efd2eef875809ccf6c10c403ffa7d9e22d07702c2f5ec446f6b130d6b814680feda7093cf232d83eca8a6f51b",
    "signer": "0x74dA318ddE12CaeE553210EF05624988d39791b1",
    "userId": "914755771"
  }
}