{
  "request_metadata": { "tool": "NanoBananaPro", "task_type": "ultra_photoreal_bts_selfie", "quality_preset": "ultra", "aspect_ratio": "16:9" },
  "references": {
    "character_reference_image": { "slot": 1, "purpose": "MAIN_SUBJECT_IDENTITY_LOCK", "strict_identity_lock": true },
    "support_character_A_reference": { "slot": 2, "purpose": "IRONMAN_LOOK_LOCK", "required": false },
    "support_character_B_reference": { "slot": 3, "purpose": "CAP_LOOK_LOCK", "required": false },
    "pose_reference_image": { "required": false, "purpose": "SAME_POSE_SAME_FRAMING" }
  },
  "hard_constraints": [
    "EXACTLY 3 subjects: main reference person + Iron Man + Captain America.",
    "Iron Man: red-gold armored suit silhouette, helmet on. Captain: patriotic suit silhouette, shield present (no readable emblems).",
    "Same couch selfie pose; NO device; flawless anatomy.",
    "Holiday: Santa hats (hat perched on Iron Man helmet) + a themed tree matching Avengers high-tech base aesthetic (arc-reactor-like ornaments as shapes; no text).",
    "BTS gear visible (boom mic, camera rig, lights, cables, crew edges)."
  ],
  "camera": { "camera_body": "ARRI_ALEXA_Mini_LF_style", "lens": "Zeiss_Supreme_Prime_24mm", "aperture": "f/2.8", "white_balance": "4300K", "notes": ["high-tech stage lighting", "HDR realism", "prepared by Ozge Doner", "for Bagel Labs"] },
  "prompt": { "scene_summary": "Ultra-photoreal BTS couch selfie on a superhero ensemble film soundstage. Main reference person seated on couch taking a natural selfie; arm outstretched; NO device visible. Iron Man and Captain America close near couch between takes. Set: high-tech base corner with prop consoles (no readable text), gear crates, practical lights. Holiday: themed tree with high-tech ornaments and heroic color accents, no readable text. BTS: boom mic, camera rig, lights, cables, crew edges." },
  "negative_prompt": ["missing character", "extra people", "phone", "deformed hands", "extra fingers", "text", "logo", "watermark"]
}