jimfuqian/BB2-3361-Add-golden-bene-info-to-developer-doc (#385)

* add info about BBUser10000 (the Golden Bene)

* revise text per feedback.

* address feedback.

_pages/developers.md

@@ -830,9 +830,9 @@ BB2.0 API offers 40,000 synthetic user accounts for you to test with in both the
 | User account ranges | Date updated | Description | 
 | -------- | -------- | -------- | 
 | BBUser00000 to BBuser09999     | Rolling Claims updated weekly<br /> Loaded July 2023 |     Most recently updated and most useful accounts. These accounts receive new claims data on a rolling basis.  These user accounts represent a range of Medicare demographics and ages, including people under 65 who qualify for Medicare for reasons other than age. |
-| BBUser30000 to BBuser39999 | Loaded October, 2021 | static claims data |
-| BBUser10000 to BBuser19999 | Loaded 2017 |  static claims data | 
-| BBUser20000 to BBuser29999 | Loaded 2017 | static claims data | 
+| BBUser10000 |  Loaded 2017 |  This synthetic user is sometimes referred to as the [Golden Bene](https://github.com/CMSgov/beneficiary-fhir-data/wiki/Synthetic-Data-Guide#golden-bene). It is meant to contain most/all fields in use, including a variety of claim types, so that various data elements can be checked at once.
+| BBUser10001 to BBuser29999 | Loaded 2017 | Static claims data |
+| BBUser30000 to BBuser39999 | Loaded October, 2021 | Static claims data |
 {:.ds-c-table}
 
 To differentiate between synthetic data and real patient production data, synthetic records have negative Patient ID and Explanation of Benefit values (example synthetic Patient ID: -10000010254618). Real Patient IDs will always have positive values.