Reasons for these holds include new or infrequent selling, high-risk items, unusual account activity, and disputes or buyer reports of an issue.
Holds are typically lifted when tracking shows delivery, cases are resolved, or compliance requirements are met.
Contact eBay Customer Services explain you have sent the required information several times, but is there perhaps some other information or requirement required from you.
This is the easiest and quickest way to contact eBay Customer Services, for a Call Back option.
https://www.ebay.co.uk/help/eua?id=5275&mkevt=1&mkpid
Lines open 8 a.m. - 10 p.m. on weekdays
9 a.m. - 6 p.m. on weekends.
Automated agents will be available on chat outside of the above hours.
I recommend contacting CS first thing in the morning as there's more chance of Dublin answering.
@2601.duke