{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa408de2105d8ac26d14ca49e1e163ed3d1f331d380e2ea6324adebc16c808445",
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  }
}