Exactly, there was a discussion to enable GST on module; try to compare both then leave enabled GST and disable PQTMEPE…
$PQTMCFGMSGRATE,W,GST,1*0B enable gst on curr. int.
$PQTMCFGMSGRATE,W,1,1,GST,1*0B enable gst on uart1
$PQTMCFGMSGRATE,W,PQTMEPE,1,2*1D enable
$PQTMCFGMSGRATE,W,PQTMEPE,0,2*1C disable