{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9cdc41eff635f3d759c40550dd98760d8c1f9b885ec5fa24e6a7c314aa54ca8d",
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}