diff --git a/FirstContract/go.mod b/FirstContract/go.mod
new file mode 100644
index 0000000..b46780a
--- /dev/null
+++ b/FirstContract/go.mod
@@ -0,0 +1,5 @@
+module FirstContract
+
+go 1.20
+
+require github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20221202075445-cb5c18dc73eb
diff --git a/FirstContract/go.sum b/FirstContract/go.sum
new file mode 100644
index 0000000..a6410fb
--- /dev/null
+++ b/FirstContract/go.sum
@@ -0,0 +1,2 @@
+github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20221202075445-cb5c18dc73eb h1:GFxfkpXEYAbMIr69JpKOsQWeLOaGrd49HNAor8uDW+A=
+github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20221202075445-cb5c18dc73eb/go.mod h1:23bBw0v6pBYcrWs8CBEEDIEDJNbcFoIh8pGGcf2Vv8s=
diff --git a/FirstContract/main.go b/FirstContract/main.go
new file mode 100644
index 0000000..61e4951
--- /dev/null
+++ b/FirstContract/main.go
@@ -0,0 +1,15 @@
+package FirstContract
+
+import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
+
+var notificationName string
+
+// init initializes notificationName before calling any other smart-contract method
+func init() {
+	notificationName = "Hello world!"
+}
+
+// RuntimeNotify sends runtime notification with "Hello world!" name
+func RuntimeNotify(args []interface{}) {
+    runtime.Notify(notificationName, args)
+}
\ No newline at end of file
diff --git a/FirstContract/main.nef b/FirstContract/main.nef
new file mode 100755
index 0000000..b30f3d1
Binary files /dev/null and b/FirstContract/main.nef differ
diff --git a/FirstContract/neo-go.yml b/FirstContract/neo-go.yml
new file mode 100644
index 0000000..918a43a
--- /dev/null
+++ b/FirstContract/neo-go.yml
@@ -0,0 +1,11 @@
+name: FirstContract
+sourceurl: http://example.com/
+safemethods: []
+supportedstandards: []
+events:
+    - name: Hello world!
+      parameters:
+        - name: args
+          type: Array
+permissions:
+    - methods: '*'