{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xe59fe2a289266d6093bb69cf9a1245f48cb6620c40644aededed5a1f8bd1b838",
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    "signer": "0x4367939cE810a0f5a5be238603d66BA5eF7379dB",
    "userId": "485745125"
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}