{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xec06c7e5b7d14ec65d4fc7caf6ff40ba7258080d9165739cc9c0db0e57b95cdc",
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}