{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xae532a2bf44e4b824ff6187c043f8bbb8aaa76364f59944ef2c690c3c4a0c95b",
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    "signer": "0xA0660E978c394F58cEfAd6b8dc7b33Cf669d42c4",
    "userId": "234771215"
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}