public static StepFetcher fetcher(final String pathFlowSid, 
                                      final String pathEngagementSid, 
                                      final String pathSid) {
        return new StepFetcher(pathFlowSid, pathEngagementSid, pathSid);
    }
public static StepFetcher fetcher ( final String pathFlowSid , final String pathEngagementSid , final String pathSid ) { return new StepFetcher ( pathFlowSid , pathEngagementSid , pathSid ) ; }
Create a StepFetcher to execute fetch.

@param pathFlowSid Flow Sid.
@param pathEngagementSid Engagement Sid.
@param pathSid Step Sid.
@return StepFetcher capable of executing the fetch