diff --git a/schema/instance.go b/schema/instance.go
new file mode 100644
index 0000000..c35b33f
--- /dev/null
+++ b/schema/instance.go
@@ -0,0 +1,29 @@
+// Copyright © 2024 Meroxa, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package schema
+
+type Type int32
+
+const (
+	TypeAvro Type = iota + 1
+)
+
+type Instance struct {
+	ID      string
+	Name    string
+	Version int32
+	Type    Type
+	Bytes   []byte
+}