in src/main/groovy/com/epam/esp/jira/issue/IssueIndexer.groovy [150:155]
private void updateIssue(String issue) {
def issueJson = new JsonSlurper().parseText(issue)
issueJson << [docType: issueDocType]
logMessage += ' got result from API -> '
logMessage += elasticSearchHelper.updateItem(indexName, issueJson['key'], JsonOutput.toJson(issueJson))
}