curl -v -X POST -d "{\"temperature\":42}" https://demo.thingsboard.io/api/v1/zetXNNveHmVGaalYZKdF/telemetry --header "Content-Type:application/json" curl -v -X POST -d "{\"temperature\":42}" https://demo.thingsboard.io/api/v1/zetXNNveHmVGaalYZKdF/telemetry --header "Content-Type:application/json" curl -v -X POST --data "{"temperature":42,"humidity":73}" http://$THINGSBOARD_HOST_NAME/api/v1/$ACCE..