Error while setting up New Relic + Elasticsearch integration

while setting up Monitoring for elasticsearch in new relic APM
we have used a manual method of setup not the guided install method and we are getting the below error logs
vel=warning msg=“integration exited with error state” component=integrations.runner.Runner env=qa1 error=“exit status 1” integration_name=nri-elasticsearch stderr="[ERR] Encountered fatal error: can’t parse certificate"

may i know what does the
labels means in the /etc/newrelic-infra/elasticsearch-config.yaml