participant Envoy as E [color="black"] participant Management Server as M [color="black"] E->M: (V=,R={foo},N=,T=EDS) [color="green"] M->E: (V=X,R={foo:...},N=A,T=EDS) [color="gray"] E->M: (V=X,R={foo},N=A,T=EDS) [color="green"]Created with Raphaël 2.2.0EnvoyEnvoyManagement ServerManagement Server(V=,R={foo},N=,T=EDS)(V=X,R={foo:...},N=A,T=EDS)(V=X,R={foo},N=A,T=EDS)