<dimension> / <dimension>Unit pair is either both present or both null.
height / heightUnit
number | null / string | null - The product’s height and its unit of measure (e.g., "in").
width / widthUnit
number | null / string | null - The product’s width and its unit of measure.
depth / depthUnit
number | null / string | null - The product’s depth and its unit of measure.
length / lengthUnit
number | null / string | null - The product’s length and its unit of measure.