Pub Expert Only to fix Pub Errors

Description

simple jobneed book designer who has ONLY worked with Ingram Spark publisher and understand the printing requirements so no errors are generated and if they get errors, they can correct the errors eg metadata etcbook is already done, design is done too, but we were having errors with upload, so fixes are needed maybe formatting but you will determine this, and must already have this experienceneed asap, 1-2 days only, if you've never worked with this pub, do not respond