{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x36e7b5c815472c2c57e66a97c5f2f51301bc0851df9487234374d46610186c7a",
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}