some meeting lost participants data

Dear Support:

We have some past meetings which the participants data is incomplete in report, we need all complete and correct data for student attendance. please help on it, thanks a lot！
Date:2021-10-10，Meeting Number: 93478725767 , there is no participants data.  
Date:2021-10-11，Meeting Number: 95326347610 ，there are only 55 participants, but there are actually 98 people in meeting. 
Date:2021-10-11， Meeting Number: 94364103340 ,  there are only 35 participants, but there are actually 58 people in meeting.