diff --git a/api/gosrc/backendparser/backendparser.go b/api/gosrc/backendparser/backendparser.go
deleted file mode 100644
index 31ad2d7..0000000
--- a/api/gosrc/backendparser/backendparser.go
+++ /dev/null
@@ -1 +0,0 @@
-package backendparser
diff --git a/api/gosrc/backendutil/structure.go b/api/gosrc/backendutil/structure.go
new file mode 100644
index 0000000..8a858da
--- /dev/null
+++ b/api/gosrc/backendutil/structure.go
@@ -0,0 +1,13 @@
+package backendutil
+
+import "git.greysoh.dev/imterah/nextnet/commonbackend"
+
+type BackendInterface interface {
+	StartBackend() (bool, error)
+	StopBackend() (bool, error)
+	AddConnection(command *commonbackend.AddConnectionCommand) (bool, error)
+	RemoveConnection(command *commonbackend.RemoveConnectionCommand) (bool, error)
+	GetAllConnections() []*commonbackend.ClientConnection
+	CheckParametersForConnections(clientParameters *commonbackend.CheckClientParameters) *commonbackend.CheckParametersResponse
+	CheckParametersForBackend(arguments []byte) *commonbackend.CheckParametersResponse
+}