in a template node that would be
varname={{global.UserMatrix.6.1}}
But you could use a change node set to jsonata with
"varname=" & $globalContext("UserMatrix[6][1]")
in a template node that would be
varname={{global.UserMatrix.6.1}}
But you could use a change node set to jsonata with
"varname=" & $globalContext("UserMatrix[6][1]")