The ornamental design for a digitalsignage, as shown and described.
1. Digital signage
1.1 : Perspective
1.2 : Front
1.3 : Back
1.4 : Left, the right being a mirror image
1.5 : Top
1.6 : Bottom
The broken lines depict portions of a digital signage that form no part of the claimed design. The digital signage is shown with a symbolic break in the broken lines. The appearance of any portion of the article between the break lines forms no part of the claimed design.