I added a logo to amp pages and now I am getting
"A value for the logo field is required"
error in google structured data testing tool here: https://search.google.com/structured-data/testing-tool#url=http:%2F%2Fwww.timesnews.co.uk%2F9516-lg-g-pad-iii-8-0-launched-us-korea-240%2Famp%2F
How to fix this error and a warning showing below this page?