{"template":{"name":"magazine-cover","description":"Magazine cover style with hero image background, bold serif headline, author section, and decorative elements.","aspect_ratio":"40:21","placeholders":[{"key":"accent_color","description":"Accent/highlight color (hex/rgb/hsl)."},{"key":"author_avatar","description":"Custom placeholder value injected into the template."},{"key":"author_name","description":"Custom placeholder value injected into the template."},{"key":"barcode","description":"Custom placeholder value injected into the template."},{"key":"category","description":"Custom placeholder value injected into the template."},{"key":"corner_image","description":"Custom placeholder value injected into the template."},{"key":"headline","description":"Custom placeholder value injected into the template."},{"key":"height","description":"Output image height in pixels."},{"key":"hero_image","description":"Custom placeholder value injected into the template."},{"key":"issue_date","description":"Custom placeholder value injected into the template."},{"key":"issue_number","description":"Custom placeholder value injected into the template."},{"key":"magazine_name","description":"Custom placeholder value injected into the template."},{"key":"price","description":"Custom placeholder value injected into the template."},{"key":"subheadline","description":"Custom placeholder value injected into the template."},{"key":"tag1","description":"Footer tag item 1."},{"key":"tag2","description":"Footer tag item 2."},{"key":"tag3","description":"Footer tag item 3."},{"key":"width","description":"Output image width in pixels."}]}}