Returns a list of errors in the input data. For this call the following violation codes can be expected
Campaign errors:
60e2547e-bac4-4738-bcfc-6b38fa847a16 - Delete failed because campaign is already archived.
Flight errors:
cc8b37d1-8c9f-491e-aaf4-05510935b492 - Delete failed because flight is already invoiced.ac23616c-a625-47b4-9e58-909c66df5f6d - Flight already has ad server data and therefore cannot be deleted.8665dee6-e755-4904-9df4-93ef5bd64d29 - Flight already has deferred data and therefore cannot be deleted.33042bd6-05f3-4691-ba27-4f5cef93f697 - Flight already has publisher payouts and therefore cannot be deleted.
