RETURN 1 RETURN 2? 2 TRANSID(name) 2.1? 2.1 COMMAREA(data-area) 2.1.1? 2.1.1 LENGTH(data-value) 2.1 CHANNEL(name) 2.2? IMMEDIATE 3? 3 INPUTMSG(data-area) 3.1? INPUTMSGLEN(data-value) 4? ENDACTIVITY