{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb245d05370379d2bddbc1032124d64291048930a444584bad3f69d307c7e85c4",
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    "signer": "0x1B58D273a8157400598CDDfaa79118FFbbD0810E",
    "userId": "212717491"
  }
}