{
  "prompt": "Genre: Mandopop / R&B / Neo-Soul; BPM: 130; Key: F# Major; Rhythm: Slow, laid-back half-time R&B groove with sparse kick, wet snare on 2 & 4, and busy 16th-note hi-hats; Instruments: Jazzy electric piano (arpeggios, chords), deep sub bass, lo-fi drum machine (soft kick, clap snare), subtle warm string pad; Vocals: Male, soft and breathy tenor with conversational phrasing in verses and smooth melodic R&B runs in chorus, frequent use of falsetto; Mood: Melancholic, introspective, wry, chill; Production: Minimalist, clean, and intimate mix with upfront vocals, narrow stereo field, and subtle room reverb; Structure: Intro, Verse, Pre-Chorus, Chorus, Bridge, Verse, Chorus, Outro; Language: Mandarin; Highlight: the conversational, behind-the-beat vocal delivery contrasting with the smooth R&B chorus",
  "lyrics": "[intro]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: Jazzy electric piano solo; Arpeggiated chords)\n(Mix: Piano centered; Warm tone; Intimate space)\n(Vocal-Perf: None)\n(Hook-DNA: The main chord progression and relaxed feel are established)\n\n(Transition: Drums and bass enter smoothly)\n[verse]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: Piano continues; Lo-fi drum beat; Sub bass)\n(Vocal-Perf: Conversational; Breathy; Behind-the-beat phrasing; Mezzo-piano)\n(Melody-Contour: Mostly static; Speech-like rhythm)\n(Mix: Intimate; Vocals upfront)\n本来 上车前要表白\n算好时间彩排 三分钟对白\n意外 怎么会没意外\n刚要开口 你的Uber居然已经在\n\n(Transition: slight dynamic lift)\n[pre-chorus]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: Same as verse, maybe a quiet cymbal swell)\n(Vocal-Perf: Builds slightly in intensity; More melodic than verse; Still restrained)\n(Melody-Contour: Ascending line; builds tension)\n没见过 Uber会早来\n我的设计 瞬间崩坏\n沦为 说拜拜\n\n(Transition: Brief pause before chorus hit)\n[chorus]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: Subtle warm pad added; Drums slightly more present)\n(Vocal-Perf: Smooth and melodic; R&B runs; Falsetto accents; Mezzo-forte)\n(Melody-Harmony: Strong chord tones; Catchy hook)\n(Mix: Wider stereo field; Vocal harmonies layered subtly)\n(Highlight-Focus: The smooth melodic vocal delivery contrasts sharply with the conversational verse)\n带了伞 雨就不来\n过隧道 电话就来\n每次我 点的主菜\n等到发呆 想取消就来\n有人点烟 车就来\n没在找护照时 它就跑出来\n\n(Transition: Energy drops back down)\n[bridge]\n(Chords: F#maj7 - Bmaj7 - Ebm7 - Ab7 - C#7)\n(Inst: Drums become sparser; Bass and piano lead)\n(Vocal-Perf: Reflective tone; Mix of conversational and melodic)\n(Melody-Dev: Simple, memorable phrase)\n人生就是这样\n如果我不喜欢你\n我肯定会是 你的最爱\n\n(Transition: Smooth build into the next verse)\n[verse]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: Full rhythm section returns)\n(Vocal-Perf: Returns to conversational, intimate delivery; Quiet despair)\n(Mix: Back to narrow, focused mix)\n看你 翻起来的领子\n整晚我都不安 想为你整理\n很可惜 我们的关系 没到那里\n伸出手碰你身体 有点不合适\n只好不语\n\n(Transition: Direct build into final chorus)\n[chorus]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: All elements present; Pad is slightly louder)\n(Vocal-Perf: Most emotional delivery; Ad-libs and falsetto runs in the background)\n(Mix: Widest point of the song)\n(Highlight-Focus: The contrast is heightened with more emotional vocal performance)\n带了伞 雨就不来\n过隧道 电话就来\n每次我 点的主菜\n等到发呆 想取消就来\n有人点烟 车就来\n没在找护照时 它就跑出来\n\n(Transition: Music drops out leaving piano and vocal)\n[outro]\n(Chords: F#maj7 - Bmaj7 - G#m7 - C#7)\n(Inst: Piano arpeggios; Drums fade out)\n(Vocal-Perf: Resigned and repetitive; Fading out with ad-libs and falsetto)\n(Mix: Gradual fade out; Reverb tails linger)\n妈的 又是这样\n如果我不喜欢你\n我肯定会是 你的最爱\n你的最爱\n你的最爱",
  "song_id": "07_早到的u_20260406",
  "_meta": {
    "provider": "google",
    "model": "gemini-2.5-pro",
    "usage": {
      "prompt_tokens": 8857,
      "completion_tokens": 1261,
      "total_tokens": 13575
    },
    "generated_at": "2026-04-06T10:09:34.153731+08:00"
  }
}