Line 8 Ad system domain bidswitch.com is not a known exchange domain. Ensure the spelling is correct, check the partner documentation, or have the partner update the IAB Tech Lab normalization mappings: https://wiki.iabtechlab.com/index.php?title=Ads.txt_Normalization_Mappings
Line 14 Relationship value must be either DIRECT or RESELLER. Your publisher ID and relationship fields may need to be switched, or you might be missing a comma.
Line 18 Relationship value must be either DIRECT or RESELLER. Your publisher ID and relationship fields may need to be switched, or you might be missing a comma.
Line 19 Relationship value must be either DIRECT or RESELLER. Your publisher ID and relationship fields may need to be switched, or you might be missing a comma.
Line 25 Ad system domain is invalid
Line 26 Ad system domain is invalid
Line 34 Record cannot include more than 4 comma-separated fields (ad system domain, publisher account ID, relationship, optional - certification authority ID)