outputRef on each file in the status payload.
Commonly auto-fixed issues
Color
Convert RGB to CMYK with standard targets (FOGRA39 / GRACoL); convert spot colors to process.
Bleed & geometry
Add missing bleed, align page boxes (Media/Trim/Bleed), normalize document geometry.
Fonts
Embed and subset fonts; outline text where required.
Images
Standardize backgrounds to white, strip EXIF, flatten transparency, upscale low-DPI rasters.
The exact remediation that runs is controlled by the Workflow. This page lists what is possible, not what runs on every job.