<gml:featureMember>
<fme:Region gml:id=“id63e0583b-96c3-4e36-b76e-1164d464da27”>
<fme:OBJECTID>10</fme:OBJECTID>
<fme:SHAPE_Length>87.7445242708526</fme:SHAPE_Length>
<fme:SHAPE_Area>393.05438689088</fme:SHAPE_Area>
<gml:surfaceProperty>
<gml:Surface srsName=“EPSG:4326” srsDimension=“2”>
<gml:patches>
<gml:PolygonPatch>
<gml:exterior>
<gml:LinearRing>
<gml:posList>
.....
</gml:posList>
</gml:LinearRing>
</gml:exterior>
</gml:PolygonPatch>
</gml:patches>
</gml:Surface>
</gml:surfaceProperty>
</fme:Region>
</gml:featureMember>
Возможно, вы используете два пространства имен gml="http://www.opengis.net/gml"
и xmlns:fme="http://www.safe.com/gml/fme"