Any suggestions would be helpful.
//Methods for InfluxData begins
//Maps for Field type columns
 myDataField1 = [:]
 myDataField2 = [:]
 myDataField3 = [:]
//Maps for Custom Field measurements
 myCustomDataFields1 = [:]
 myCustomDataFields2 = [:]
 myCustomDataFields3 = [:]
//Maps for Tag type columns
 myDataTag1 = [:]
 myDataTag2 = [:]
 myDataTag3 = [:]
//Maps for Custom Tag measurements
 myCustomDataTags1 = [:]
 myCustomDataTags2 = [:]
 myCustomDataTags3 = [:]
@NonCPS
 def pushStageData() {
def url_string = "${JENKINS_URL}job/ENO_ENG_TP/job/R421/13/wfapi/describe"
 def replaced = url_string.replaceAll(' ', '%20');
 get = null;
 def get = new URL(replaced).openConnection();
get.addRequestProperty ("User-Agent","Mozilla/4.0"); 
 get.addRequestProperty("Authorization", "Basic dZXZvceDIwMTk=");
//fetching the contents of the endpoint URL
 def jsonText = get.getInputStream().getText();
 //converting the text into JSON object using JsonSlurperClassic 
 def jsonObject = new JsonSlurperClassic().parseText(jsonText)
// Extracting the details of all the stages present in that particular build number
 for (int i=0; i<jsonObject.stages.size()-1; i++){ //size-1 to ignore the post stage
 //populating the field type columns of InfluxDB measurements and pushing them to the map called myDataField1
 def size = jsonObject.stages.size()-1
 myDataField1['result'] = jsonObject.stages[i].status
 myDataField1['duration'] = jsonObject.stages[i].durationMillis
 myDataField1['stage_name'] = jsonObject.stages[i].name
//populating the tag type columns of InfluxDB measurements and pushing them to the map called myDataTag1
 myDataTag1['result_tag'] = jsonObject.stages[i].status
 myDataTag1['stage_name_tag'] = jsonObject.stages[i].name
//assigning field type columns to the measurement called CustomData
 myCustomDataFields1['CustomData'] = myDataField1
 //assigning tag type columns to the measurement called CustomData
 myCustomDataTags1['CustomData'] = myDataTag1
//Push the data into influx instance
 try
{ step([$class: 'InfluxDbPublisher', target: 'jenkins_data', customPrefix: null, customDataMapTags: myCustomDataTags1]) }
catch (err)
{ println ("pushStagData exception: " + err) }
}
 }