Globus dataset size shown as '-1' during registration

[ThomasThelen]

When registering a dataset from Globus, for example https://publish.globus.org/jspui/handle/ITEM/607, the size is shown as -1. Once the import is complete, the correct sizes are shown in the file explorer.

Note that the DOI for this dataset is no longer valid,
http://dx.doi.org/doi:10.5072/FK2KW5FG4W