http://10.0.0.17:9200/blog/_settings GET
Get a single index (configuration of the library)
http://10.0.0.17:9200/_settings/_all GET
Get all configurations, all library configurations
http://10.0.0.17:9200/blog/_settings GET
Get a single index (configuration of the library)
http://10.0.0.17:9200/_settings/_all GET
Get all configurations, all library configurations