Duo Portrait Prompt for Nano Banana Pro

{
 "image_generation_prompt": {
 "subject": {
 "description": "two young women standing outdoors together in a garden setting, smiling and posing side by side, wearing soft pastel dresses, Use uploaded reference image, keep identity exact",
 "identity_lock": "STRICT — Use uploaded reference image, keep identity exact. Preserve both faces, hair, eyes, proportions. Do not alter identity.",
 "pose": {
 "type": "standing duo pose",
 "body_position": "standing close together with arms lightly around each other",
 "interaction": "friendly and relaxed posture",
 "head": "both slightly tilted toward each other, facing camera"
 }
 },
 "face_details": {
 "instruction": "Use uploaded reference image, keep identity exact",
 "expression": "soft natural smiles",
 "skin": "natural skin tones with gentle sunlight glow",
 "eyes": "looking toward camera with warm expressions",
 "clarity": "both faces sharp and clearly visible",
 "focus_priority": "maximum facial clarity for both subjects"
 },
 "hair": {
 "instruction": "Preserve hairstyles exactly",
 "style": "one with blonde loose waves, one with long straight brunette hair",
 "details": "natural movement and shine"
 },
 "clothing": {
 "outfit": "pastel dresses, one light yellow sleeveless dress and one light blue fitted dress with structured bodice",
 "details": "soft spring aesthetic, light fabrics",
 "accessories": "minimal jewelry, subtle name tags"
 },
 "environment": {
 "setting": "garden or park",
 "background": "large tree, greenery, flowers, pathway, soft natural landscape",
 "props": "natural outdoor elements only",
 "atmosphere": "bright spring day, fresh and airy"
 },
 "lighting": {
 "type": "natural sunlight",
 "quality": "soft diffused daylight",
 "direction": "front natural light illuminating faces evenly",
 "effect": "enhances skin tones and pastel colors",
 "imperfections": "slight natural shadowing from outdoor light"
 },
 "camera": {
 "type": "portrait photography",
 "lens": "50mm lens",
 "angle": "eye-level",
 "distance": "medium shot with slight zoom",
 "focus": "sharp focus on both faces",
 "depth": "moderate depth of field with slightly blurred background",
 "zoom": "slight zoom to ensure both faces are clearly visible",
 "imperfections": "natural handheld realism"
 },
 "composition": {
 "style": "lifestyle portrait",
 "framing": "both subjects centered in frame",
 "balance": "symmetrical composition with natural background framing"
 },
 "effects": {
 "color_tone": "soft pastel tones with warm highlights",
 "finish": "clean, bright, natural look"
 },
 "quality