ambari REST API + how to get all versions from ambari
from ambari we can capture all version , by click on `Admin` button and the click on `stack and version`
finally click on `Versions` , then we get the following details

we want to know how to capture all these version by using ambari rest api?
we try
curl -u admin:admin -H 'X-Requested-By:admin' 'http://localhost:8080/api/v1/clusters/HDP/configuratons/service_config_versions'
but its not return any info

