According to the history it seems like you did. That could mean one of a few things:
This is an Airtable issue (perhaps also caused by Filestack). I asked Airtable support about this and they confirmed its an issue between Filestack and Google Drive… but then I changed my API to use S3 instead of Google Drive and am now having the same issue.
See some similar posts here Attachments uploaded via API vanish within seconds - #14