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MODIFY
versions/3.0.md
versions/3.0.md
@@ -1778,7 +1778,7 @@ $response.header.Location | http://example.org/subscription/1
##### Callback Object Example
-The following example shows how to create a callback to the URL specified by the `url` parameter in the request:
+The following example shows a callback to the URL specified by the `url` parameter in the request:
```yaml

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