OGAdError
Structured ad failure. Content playback always continues after an ad error — this is reporting, never fatal.
code is the IAB VAST error code reported by the ads provider (e.g. 301 VAST load timeout, 303 empty ad response, 400 media file error, 900 undefined). VAST codes are an industry standard, so they can be quoted directly to ad-ops teams and ad servers. 0 when the provider did not supply one.