Implement and test service creation.
diff --git a/openstack/identity/v3/services/results.go b/openstack/identity/v3/services/results.go
new file mode 100644
index 0000000..baf8d6b
--- /dev/null
+++ b/openstack/identity/v3/services/results.go
@@ -0,0 +1,9 @@
+package services
+
+// ServiceResult is the result of a list or information query.
+type ServiceResult struct {
+ Description *string `json:"description,omitempty"`
+ ID string `json:"id"`
+ Name string `json:"name"`
+ Type string `json:"type"`
+}