Add example

Author: m-mohr

extensions/processing-parameters/README.md

@@ -46,6 +46,20 @@ The values of the object are the default values for the parameters.
 Schematic restrictions are not defined for the object, but the schemas for the parameters as defined in `GET /processing_parameters` apply to the given values.
 These values provide the defaults unless a user overrides them in the actual data processing request (e.g. `POST /jobs`, see below).
 
+Example UDP including defaults for the processing parameters `memory` and `block-sizes` of a batch job:
+
+```json
+{
+  "id": "my_evi",
+  "parameters": [...],
+  "process_graph": {...},
+  "default_job_options": {
+    "memory": "2GB",
+    "block-sizes": [128, 32]
+  }
+}
+```
+
 ## Resolving parameters
 
 Due to the variety of places where processing parameters can be provided, the following