Enhance Blurry Image with Topaz Gigapixel

I need someone with Topaz AI Gigapixel (or similar software) to restore detail to an 84 inch x 72 inch, 300 dpi print poster. The image was stretched a lot and is very blurry at full size, it needs to... (Budget: $15 - $20 CAD, Jobs: AI Art Creation, AI Design, AI Image Editing, Graphic Design, Illustrator, Image Processing, Image Upscaling, Photo Editing, Photo Restoration, Photoshop)