{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6a4e3181fdc495cb7beb872466ffed914b46c3768d1afc7de9c7e6f4083c08cc",
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}