{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x98694682193d350e3b5c0e17d2f24adb38273d33b98a654a91caf825a096c542",
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}