my input data is like to be a
Invalid expression '${str:concat(record:value('/"employement_details.0.CurrentCompany"'),record:value('/"employement_details.0.c2HhPayroll"')(record:value('/"employement_details.0.c2HhPayroll"')))}': com.streamsets.pipeline.api.el.ELEvalException: CTRCMN_0101 - Error parsing expression ${str:concat(record:value('/"employement_details.0.CurrentCompany"'),record:value('/"employement_details.0.c2HhPayroll"')(record:value('/"employement_details.0.c2HhPayroll"')))}: javax.servlet.jsp.el.ELException: Encountered "(", expected one of ".", ">", "gt", "<", "lt", "==", "eq", "<=", "le", ">=", "ge", "!=", "ne", ")", ",", """, "+", "-", "*", "/", "div", "%", "mod", "and", "&&", "or", "||", "?"]