A fixed-length mutable array of item type {@link com.sap.cloud.mobile.kotlin.odata.DataValue}?.
Construct a new list with specified {@link com.sap.cloud.mobile.kotlin.odata.StructureData#length StructureData.length}.
Return (nullable) The item in this list at the specified index.
index
Fatal exception if index is out of range (0 to {@link com.sap.cloud.mobile.kotlin.odata.StructureData#length StructureData.length} - 1).
Set the item in this list at the specified index.