Can you try to execute the URL from a browser or curl as described in How do I use curl to execute an Invantive Cloud OData4 request? ?
This helps to differentiate whether it is a problem with the Power BI Service or Invantive Cloud. First hunch is that Power BI Service backs off too early. A dataflow can also cancel the download clientside, not only interactive users.
An alternative would be to optimize the query or chop the date range in pieces, such as by year. It depends on the number of tickets in this time range for these queues. When it is are just thousands, it should work. When it are hundreds of thousands, splitting might help.
According to system logs, the download has been returning rows at a steady state, delivering 31.913 rows just before the client was detected to have disappeared.