{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x733948becdad1a241dd5a9c86dd12390967813da1bd01497ef0b1ca5c4f69f23",
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    "signer": "0xF092Ce2889Ee6490A601Ddc0986c585faE589CB5",
    "userId": "658799981"
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}