Handling Xpath on slide campaign

hi, i’m new using katalon
can someone help me how to handling xpath for this

TruePath identify the xpath like this : (//span[contains(@class,‘CardTitle-rjuxnd-0 Qjtkg’)])[1]

how to make [1] to become dynamic( i can change whatever value )

https://docs.katalon.com/katalon-studio/videos/working_parameterized_custom_test_object_katalon_studio.html

or

thanks, let me check it first