{
  "manageEntity": {
    "action": "Save",
    "entityId": "470227620",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x243d6e93007eab4ecc17478ed0d6a9302b58dcef1745289b61e0ad2d180be402",
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}