I have been trying to model subsurface slip with GBIS software. However, after the geodetic inversion, i don't know how to draw the subsurface slip as shown in the screenshot. can anyone please help me with it ?

the example screenshot is taken from

Jónsson, S., Zebker, H., Segall, P., & Amelung, F. C. (2002). Fault slip distribution of the 1999 Mw 7.1 Hector Mine, California, earthquake, estimated from satellite radar and GPS measurements. Bulletin of the Seismological Society of America, 92(4), 1377-1389. https://doi.org/10.1785/0120000922