{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x76b88bf7b6b3fa61fd6fd50731ed3d515bd0d913000b1d9a38feac549284749e",
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    "signer": "0x1D5Ec5DF45AD50E5CB2ab1D3BB9d706596Cf6cac",
    "userId": "547566708"
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}