message: Updated content based on feedback
diff: @@ -159,10 +159,10 @@ Check out the numbered markings - let's go through them one by one.
  the outcome of that. This example issues a `fetch` to the right service and
  issues a full refresh of its entity bucket based on that.
  5. The method translates the foreign data model to the native `Entity` form, as
  - expected by the catalog. Make sure that in this method you include the
  - `backstage.io/managed-by-location` and `backstage.io/managed-by-origin-location`
  - annotations on your `Entity`. If these are not present they will not show up
  - in the Catalog and you will see warnings in your logs. The
  + expected by the catalog. The `Entity` must include the
  + `backstage.io/managed-by-location` and
  + `backstage.io/managed-by-origin-location annotations`; otherwise, it will not
  + appear in the Catalog and will generate warning logs. The
  [Well-known Annotations](./well-known-annotations.md#backstageiomanaged-by-location)
  documentation has guidance on what values to use for these.
  6. Finally, we issue a "mutation" to the catalog. This persists the entities in
  