Rename Result.Resp to Result.Body.
diff --git a/openstack/identity/v3/services/results.go b/openstack/identity/v3/services/results.go
index 2d03c32..dcd7fe2 100644
--- a/openstack/identity/v3/services/results.go
+++ b/openstack/identity/v3/services/results.go
@@ -22,7 +22,7 @@
 		Service `json:"service"`
 	}
 
-	err := mapstructure.Decode(r.Resp, &res)
+	err := mapstructure.Decode(r.Body, &res)
 
 	return &res.Service, err
 }