{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa5701436fa007400649282f9baa576fb43164a0159c43ea1c5186f3d4db9e31d",
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    "signer": "0x2B4FCf1A151e53AFf93Ac4EeA71c46Fe84AbD3ac",
    "userId": "502830413"
  }
}