We have been tracking https://s3.amazonaws.com/sftp.dealertrend.com/users/automatrix/MasterCarsAutoGroup... for at least over 1 year now. In recent history, the data provider seems to be sending a data file 5 times per day.
Good News!
We have determined that the size of this data feed looks like what we would consider 'normal'.
We do know that the resource itself says it was modified .
We have determined that the resource was actually modified , so the last data file has not been scheduled for processing.
The data processor (TEA-pot) last checked if there was an update .