Found this in scicloj.tableplot.v1.plotly. I assume it's a problem (or will be in the future).
(def-mark-based-layer layer-line
:line
nil
"🔑 **Main useful keys:**
`:=dataset` `:=x` `:=y`
`:=color` `:=size` `:=siz-range` `:=color-type` `:=size-type`
`:=mark-color` `:=mark-size` `:=mark-opacity`")