{   "meta": {     "aspect_ratio": "4:5",     "quality": "ultra_photorealistic",     "resolution": "8k",     "camera": "Sony A7R V with 85mm f/1.8 lens",     "lens": "85mm portrait",     "style": "editorial fashion brand photography, professional clean studio, minimalist lookbook"   },   "character_lock": {     "identity_source": "",     "face_identity": [       "masculine face of Greek Mediterranean heritage, strong angular jaw, prominent cheekbones, thick well-defined brown eyebrows, almond-shaped hazel-brown eyes with slight depth, straight nose with slightly broad bridge typical of Mediterranean descent, medium well-defined lips, precisely trimmed 3-day stubble, naturally lightly tanned Mediterranean skin tone, symmetrical and striking facial proportions, realistic skin texture with small visible pores, subtle micro expression lines"     ],     "appearance_rules": {       "hair": "medium brown hair, slightly wavy, short on the sides with more volume on top, natural texture without excessive gel, casual organic movement styling",       "body_details": "athletic build with balanced proportions, broad shoulders, straight natural posture, relaxed hands with slightly visible veins, no accessories, clean and understated appearance"     }   },   "scene": {     "location": "professional fashion brand photography studio",     "environment": [       "solid neutral light gray or off-white background (#E8E8E8)",       "no props or scene elements",       "floor slightly visible with so