From 0a53c863979abbec18521c22265f7ecb3bcb3c85 Mon Sep 17 00:00:00 2001
From: Andrew Morgan <andrew@amorgan.xyz>
Date: Tue, 29 Dec 2020 16:20:50 +0000
Subject: [PATCH 1/2] Make 'messages' a required JSON body field in
 /sendToDevice

---
 api/client-server/to_device.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/api/client-server/to_device.yaml b/api/client-server/to_device.yaml
index 739d9a4f..a4d2f6dd 100644
--- a/api/client-server/to_device.yaml
+++ b/api/client-server/to_device.yaml
@@ -79,6 +79,7 @@ paths:
                       }
                     }
                   }
+            required: ["messages"]
       responses:
         200:
           description:

From ba7c0d7f8dcc642f9f9ad40e04c3f7f9bcb8f90d Mon Sep 17 00:00:00 2001
From: Andrew Morgan <andrew@amorgan.xyz>
Date: Tue, 29 Dec 2020 18:18:49 +0000
Subject: [PATCH 2/2] Changelog

---
 changelogs/client_server/newsfragments/2928.clarification | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 changelogs/client_server/newsfragments/2928.clarification

diff --git a/changelogs/client_server/newsfragments/2928.clarification b/changelogs/client_server/newsfragments/2928.clarification
new file mode 100644
index 00000000..60653eae
--- /dev/null
+++ b/changelogs/client_server/newsfragments/2928.clarification
@@ -0,0 +1 @@
+Mark `messages` as a required JSON body field in `PUT /_matrix/client/r0/sendToDevice/{eventType}/{txnId}` calls.