{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc84cbf10d00078b746fb6640f907eecd5c502be35c7443e8cd35b725643ee1e9",
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}