Metafield: MarketPlace.Length [string]
Metafield: MarketPlace.Width [string]
Metafield: MarketPlace.Height [string]
Metafield: MarketPlace.LengthFr [string]
Metafield: MarketPlace.LengthTo [string]
Metafield: MarketPlace.WidthFr [string]
Metafield: MarketPlace.WidthTo [string]
Metafield: MarketPlace.HeightFr [string]
Metafield: MarketPlace.HeightTo [string]

Maybe from the Bold market app we removed?