{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1a3bd3bc258bcaa0b0e3301e79eb63710dd2e0b30a01ced58f24081426aab186",
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    "signer": "0x7d1836Bbf040222af3fFb18D74acFE9485241C1d",
    "userId": "912728982"
  }
}