"generation request": {

{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_candid_street_romance",
      "version": "v1.1_ISTANBUL_FERRY_RAIN_REUNION_LOVE_EN",
      "priority": "highest"
    },

    "output_settings": {
      "aspect_ratio": "4:5",
      "orientation": "portrait",
      "resolution_target": "ultra_high_res",
      "render_style": "ultra_photoreal_candid_street_film_still",
      "sharpness": "crisp_but_natural",
      "film_grain": "subtle_35mm",
      "color_grade": "restrained_cinematic_realism",
      "dynamic_range": "natural_not_hdr",
      "skin_rendering": "real_texture_no_retouch"
    },

    "global_rules": {
      "camera_language": "35mm lens equivalent, eye-level, imperfect framing, candid documentary feel, focus on eyes when people are present",
      "authenticity_markers": "subtle halation on highlights, tiny film gate weave, slight background motion blur only, real street clutter, no studio look",
      "lighting_language": "motivated natural light only (overcast rain daylight + ferry terminal practicals), deep but detailed shado

...