Is she'd a noun

Yes, the Word 'shed' is both a noun (shed, sheds) and a verb (shed, sheds, shedding, shed).

The noun 'shed' is a Word for a small building used to store or shelter something; a Word for a thing.

Examples:

The house includes a shed to store your lawnmower. (noun)

Lisa was delighted to find that she had shed twelve pounds. (verb)