For a given ros message, is there any way I can get the sub-fields of the ros-message. I'm reading the messages from a rosbag file using a python script, "for
change-tracking
gdata
propertyeditor
mini-css-extract-plugin
blink
bedtools
scratch-file
minmax-heap
fieldcodes
fortran-iso-c-binding
autoboxing
optimus
normalize-css
configsection
goblin-graph-library
prettier-eslint
react-native-listview
eventsource
ureq
spark-operator
typeorm-activerecord
uiwebview
compound-assignment
donut-chart
v-calendar.io
atomix
grpc-ruby
python-fu
rainerscript
ovf