{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x86bae5e2f38993f22cbad82c5623f1e8a25a4652f7c712dfbbfea0c5628bee0c",
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}