Return SVG code for a 480x672 pixel design. Background color #4e1e3f. Header font Avenir, size 88px, color #ffffff. Subheader font Avenir, size 15px, color #3dcf8e. Content from top to bottom:
- Header "SAVE BIG" centered near top
- Image taking up most of the width and about 60% of the height in the middle, href: https://wcyb5qfzc4ygdwpj.public.blob.vercel-storage.com/image-data-cache/e2c920feb71efa27ea433046d6-sgGbFepJTZ5kW0zaDfLOM3d1j07x1J.png
- Header "ACT NOW" centered below image
- Subheader text "PURCHASE ANY PREMIUM CARTRIDGE," on one line
- Subheader text "RECEIVE A COMPLIMENTARY FULL GRAM" on next line
Return only the SVG, no explanation.
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