{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xe4e7c10ee307cc1ba9b60ef6b51b2d3b91d85b4bf2b8a524dddbff884f51b252",
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    "signer": "0x7B0C8223b73b88E2ff71FA991cd22e99D81fA154",
    "userId": "394678487"
  }
}