cleanExtId static method
Implementation
static String cleanExtId(String extId) {
// clean the extId by removing z3vn| and any leading/trailing whitespace from z3vn|test_user_us_android
// check if extId starts with z3vn|
if (extId.startsWith('z3vn|')) {
return extId.substring(5).trim();
}
return extId;
}