{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x53047df3beef92d5f7fd8bd9d68c222fbc69f7b95a55f722b1f066eea3bfc994",
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    "signer": "0x9Dfaa89f87091863C94c587AFfAaC80636181D07",
    "userId": "309882956"
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}