${"generation_request": {"constraints": {"reference_adherence": {"facial_fidelity": "100% match", "instruction": "Keep the exact same original face & facial details."}}, "subject": {"demographics": "Woman", "body": {"hair": {"style": "Low ponytail", "details": "Loose strands framing her face"}, "expression": "Confident", "head_pose": "Slight tilt", "gaze": "Looking toward the camera"}, "apparel": {"upper_body": {"item": "Ribbed long-sleeve crop top", "color": "Dark brown or taupe", "details": ["Thumbholes", "Wide scoop neckline"], "layering": "Matching thin-strap halter top underneath"}, "lower_body": {"item": "High-waisted athletic shorts", "fit": "Tight-fitting", "color": "white"}, "footwear": {"shoes": "Athletic sneakers", "color": "Black and white", "socks": "White"}}, "accessories": {"jewelry": ["Delicate thin gold necklace with small pendant", "Small gold hoop earrings"], "tech": {"device_model": "iPhone 16 Pro Max", "device_color": "Silver", "case_details": "Black with geometric pattern"}}, "pose_action": {"posture": "Kneeling", "type": "Mirror selfie", "hands": {"right_hand": "Holding phone up to capture reflection", "left_hand": "Resting near knee"}}}, "scene": {"location": {"type": "Modern commercial gym", "architecture": ["Grey walls", " ceiling trusses", "Polished dark floor"]}, "background_elements": ["Stationary bike with yellow accents", "Treadmill", "Weight machines"], "lighting": {"type": "Overhead industrial gym lighting", "quality": "Bright, even", "effects": "Clean highlights on skin and clothing"}}, "composition": {"camera_setup": {"type": "High-resolution mirror selfie", "angle": "Slightly high angle", "focus": "Sharp subject focus", "depth_of_field": "Natural, slightly softened background"}, "aesthetic_style": {"genre": "Photorealistic digital photography", "theme": "Fitness and lifestyle social media content", "visual_characteristics": ["Clean", "Sharp", "Modern", "Vibrant skin tones", "Detailed fabric textures"]}}, "parameters": {"aspect_ratio": "3:4"}}}$