add item using BAPI_OPPORT_CHANGEMULTI.

hi,

i want to add line item using BAPI - 'BAPI_OPPORT_CHANGEMULTI' . i have created opportunity using bapi 'CRM_WAP_OPP_CREATE' .

i dont know wat to add in input field table of bapi 'BAPI_OPPORT_CHANGEMULTI'.

example i have created opportunity its opportunity id is 1206226

guid - 5330467C091405C1E1000000C0A80046

process_type is ZTEN.

thanks.