{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x15537017c884d371107a4b68ec561c28566127e38b7ba4840dbcc68fefddce1d",
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    "signer": "0x403878fAca2D7BCf6E9b8F7364B70d2213b5E167",
    "userId": "355569194"
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}