{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x02b34ba3f6d455abca3acd58e46dd432edaef88d4cc8ab12c913fe1820217647",
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    "signer": "0x7EFd3fe70f6C88cB44f7DdB8E5f6109E0D29cfda",
    "userId": "174240492"
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}