{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdbc2d07f4141e9a79df339a8beb501b621f429f47632532685e4d6f40bf7436e",
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}