AYBACK_ERROR</a> : String = playbackError<div class="summaryTableDescription">[static] </div></td><td class="summaryTableOwnerCol">MediaEvent</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#PLAYHEAD_UPDATE" class="signatureLink">PLAYHEAD_UPDATE</a> : String = playheadUpdate<div class="summaryTableDescription">[static] </div></td><td class="summaryTableOwnerCol">MediaEvent</td></tr><tr class="