{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa6f4e4ec94387dbc6c26bed8c86852b1c5dc84949f42f700f987b6fdc0f7dded",
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}