I try to execute REST API call for retrieving subnet lsit but it could not work it throws http status "300 Multiple Choices" .

I was trying following REST calls of the Networking API v2.0 a.) http://xx.xx.xxx.xx:8774/v2.0/%7Btenant-id%7D/subnets (http://xx.xx.xxx.xx:8774/v2.0/{tenant...) b.) http://xx.xx.xxx.xx:8774/v2.0/%7Btenant-id%7D/networs (http://xx.xx.xxx.xx:8774/v2.0/{tenant...)

Please help me resolve this issue.