{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2a80ea4f0a073ca10be8e279b2d9e19e29ad01031bad88cc4489a082bb0f9949",
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    "signer": "0xaa99e7F9F1b6e01554CB48264D6EF8093922AE7a",
    "userId": "661016944"
  }
}