{
  "generatedAt": "2026-03-17T23:30:10.285Z",
  "model": "Imagen 4.0",
  "modelId": "imagen-4.0-generate-001",
  "provider": "google",
  "prompt": "A dramatic, high-contrast close-up of a single, antique brass key. The key is intricately detailed, with sharp edges and a sense of weight and history. It is partially submerged in dark, swirling liquid that resembles deep, ancient ink or oil. Subtle glints of light catch the metallic surface of the key, hinting at unseen depths. The background is a muted, smoky grey, creating a sense of mystery and foreboding. The overall mood is one of suspense, intrigue, and hidden power. Professional audiobook cover aesthetic, square 1024x1024 format. NO text, NO letters, NO words, NO title, NO author name.",
  "enhancedPrompt": "A dramatic, high-contrast close-up of a single, antique brass key. The key is intricately detailed, with sharp edges and a sense of weight and history. It is partially submerged in dark, swirling liquid that resembles deep, ancient ink or oil. Subtle glints of light catch the metallic surface of the key, hinting at unseen depths. The background is a muted, smoky grey, creating a sense of mystery and foreboding. The overall mood is one of suspense, intrigue, and hidden power. Professional audiobook cover aesthetic, square 1024x1024 format. NO text, NO letters, NO words, NO title, NO author name., professional book cover design, high quality, striking composition, commercial appeal, clean design, marketable, suitable for print, purely visual artwork only, absolutely no text anywhere in the image, no letters no words no title no author name no typography no writing no inscriptions"
}