{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "357808048",
    "entityType": "Notification",
    "nonce": "0xe0871a8694432ea2b7c18314f9c957f758302b17f7794548222fc971fd2b1a9a",
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    "signer": "0x91C1f0a26f0b26BE4EABeb19E371752f000924a4",
    "userId": "495925470"
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}