update readme

README.md

@@ -274,7 +274,7 @@ All datasets are publicly accessible and stored in Parquet format.
       | news          | STRUCT<paragraph_number: INTEGER, highlight: VARCHAR, paragraph: VARCHAR>[] | Array of structured paragraphs containing content with numbering, highlights, and text (nullable) |
 
 17. **stock_revenue_breakdown**
-    - **Source:** (`https://stockanalysis.com/stocks/tsla/metrics/revenue-by-segment/` and `https://stockanalysis.com/stocks/tsla/metrics/revenue-by-geography/`)
+    - **Source:** (`https://stockanalysis.com/stocks/${symbol}/metrics/revenue-by-segment/` and `https://stockanalysis.com/stocks/${symbol}/metrics/revenue-by-geography/`)
     - **Description:** Stores information about revenue by segment and revenue by geography
     - **Columns:**
       | Column Name     | Data Type      | Description                                                              |