websocket: marshal Content only when marshalling message
websocket: marshal Content only when marshalling message

safchain/skydive,lebauce/skydive,skydive-project/skydive,skydive-project/skydive,lebauce/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive,safchain/skydive,lebauce/skydive,lebauce/skydive,safchain/skydive,safchain/skydive,safchain/skydive,lebauce/skydive,safchain/skydive,skydive-project/skydive,skydive-project/skydive,safchain/skydive,skydive-project/skydive,lebauce/skydive,safchain/skydive,skydive-project/skydive