{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1dd2562e0541c5669ab786e339f6a97b92a57f85f4424549eb7a24d48855d88f",
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}