H = visualize (P, Verbose => true)
When this option is used, the user can view the communication between the Macaulay2 server and the browser. The communication will be displayed in the instance of Macaulay2.
The source of this document is in /build/reproducible-path/macaulay2-1.25.05+ds/M2/Macaulay2/packages/Visualize.m2:2130:0.