global class ApiTestRequest { global static Slack.ApiTestRequest.Builder builder() { } global Object clone() { } global String getError() { } global String getFoo() { } global String toString() { } global class Builder { global ApiTestRequest.Builder() { } global Slack.ApiTestRequest build() { } global Object clone() { } global Slack.ApiTestRequest.Builder error(String error) { } global Slack.ApiTestRequest.Builder foo(String foo) { } } }