Meng Design Artsy Fish Design Boho Top Blouse Size Large Missing Button

Women's top from Meng Design, size large. Approximate measurements/lying flat: Armpit to armpit: 24 inches Length: 23.5 inches Very last button is missing (there is an extra button inside side seam.). Mark on sleeve cuff (see last picture) - might be part of design? Happy shopping :) Inventory code: D1-37