--- /dev/null
+{\r
+ "type": [\r
+ {\r
+ "target_id": "event",\r
+ "target_type": "node_type"\r
+ }\r
+ ],\r
+ \r
+ "title": [\r
+ {\r
+ "value": "20. Arbeitstreffen!!"\r
+ }\r
+ ]\r
+}
\ No newline at end of file
--- /dev/null
+The reason for my problem was that I had two slashes at the beginning::\r
+\r
+ PATCH //node/3230?_format=json HTTP/1.1\r
+\r
+After removing one, it worked.\r
+\r
+The double slashes were redirected to a single slash, but the body was lost in the redirection.
\ No newline at end of file