how to search record using email using deluge

Hi,

i am trying to search record using email

i tried this code ..

assesssmentDataRecords = zoho.crm.getRecordById("Pitch_Data", ID);

email = assesssmentDataRecords.get("Email"); info email;

//searchRecord =

userinfo = zoho.crm.searchRecords("Leads", "(email:email)").get(0);

userid = userinfo.get("id"); info userid;

getting error as attached