diff --git a/birbnetes.yml b/birbnetes.yml
index 6bcda50..21c2ea0 100644
--- a/birbnetes.yml
+++ b/birbnetes.yml
@@ -210,6 +210,16 @@ components:
           bindingVersion: 0.1.0
       payload:
         $ref: "#/components/schemas/controlPayload"
+    statusmessage:
+      name: statusmessage
+      title: Status message
+      summary: Status messages sent by devices to any interested parties
+      contentType: application/json
+      bindings:
+        mqtt:
+          bindingVersion: 0.1.0
+      payload:
+        $ref: "#/components/schemas/statusPayload"
 
   schemas:
     wavePayload:
@@ -253,7 +263,20 @@ components:
         sensorID:
           type: string
           format: uuid
-          summary: Unique ID used to identify a particular sensor on a device.
+          summary: Unique ID used to identify a particular sensor on a device. (May be wildcard or empty)
         command:
           type: string
-          enom: ["online", "offline"]
\ No newline at end of file
+          enom: ["online", "offline"]
+    statusPayload:
+      type: object
+      properties:
+        deviceID:
+          type: string
+          format: uuid
+          summary: Unique ID used to identify a particular device in the system.
+        sensorID:
+          type: string
+          format: uuid
+          summary: Unique ID used to identify a particular sensor on a device. (May be wildcard or empty)
+        status:
+          type: string
\ No newline at end of file