Cinematic Street Romance with Slow Shutter Effect

{
 "generation_request": {
 "meta_data": {
 "task_type": "photoreal_cinematic_street_romance_slow_shutter",
 "language": "en",
 "priority": "highest",
 "version": "v1.0_RED_BUS_MOTION_BLUR_STILL_COUPLE"
 },
 "output": {
 "aspect_ratio": "1:1",
 "resolution": "high",
 "num_images": 4
 },
 "scene": {
 "concept": "a still couple sharply in focus while the city moves around them, captured with a slow shutter cinematic street-photography look",
 "environment": "urban street at dusk with warm tungsten lights, curbside perspective, wet asphalt with subtle reflections",
 "key_action": "a red double-decker bus passes behind the couple creating strong horizontal motion blur; pedestrians move in foreground as soft streaks",
 "composition": "couple centered and crisp, motion blur framing them, negative space balanced, street lines visible"
 },
 "subject": {
 "couple": "adult woman and adult man",
 "wardrobe": {
 "woman": "simple ivory bridal dress with long sleeves, minimal jewelry, natural makeup, holding a small bouquet with orange-red flowers and greenery",
 "man": "dark suit jacket and trousers, white crew-neck or white shirt, clean modern styling"
 },
 "pose": "standing still, holding hands, calm expressions, looking toward camera",
 "motion_rule": "faces and hands must be tack sharp; only bus and passersby show motion blur"
 },
 "camera": {
 "shot": "street photo, mid-to-full body",
 "lens_mm": 35,
 "aperture": 2.8,
 "shutter_look": "slow shutter effect: couple sharp, background motion blurred",
 "focus": "lock focus on couple faces and hands",
 "quality_tags": "ultra-photoreal, clean edges on subjects, realistic skin texture, subtle film grain"
 },
 "lighting": {
 "style": "cinematic dusk street lighting",
 "sources": "warm streetlights + ambient city glow",
 "notes": "preserve warm highlights and deep shadows, avoid overexposure on white dress"
 },
 "color_grade": {
 "palette": "rich red bus, warm amber lights, cool shadows, natural skin tones",
 "contrast": "filmic, slightly soft highlights, no crushed blacks"
 },
 "negative_prompt": "text, logo, watermark, blurry faces, double face, deformed hands, extra fingers, messy bouquet, warped bus, unreadable signs, oversharp halos, CGI, cartoon, lowres, noise artifacts"
 }
}