GET api/HeatMap/CreateHeatMapsForFocusTracker?surveyID={surveyID}&mergedSurveyID={mergedSurveyID}&questionID={questionID}&type={type}&imgurl={imgurl}&fromsecond={fromsecond}&tosecond={tosecond}&cumulative={cumulative}&filterID={filterID}&firstClick={firstClick}&dotSize={dotSize}&MergedSurvey={MergedSurvey}