{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6151a0680833b2b6f71f5caff591940440c49324b7544e807759a511164ec594",
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}