ADD: data row metadata notebook to examples

Author: gdj0nes

examples/README.md

@@ -12,6 +12,7 @@
 | --------------------------- | --------------------------------- | ------------ |
 | Fundamentals                | [Github](basics/basics.ipynb)     | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Labelbox/labelbox-python/blob/develop/examples/basics/basics.ipynb) |
 | Data Rows                   | [Github](basics/data_rows.ipynb)  | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Labelbox/labelbox-python/blob/develop/examples/basics/data_rows.ipynb) |
+| Data Row Metadata           | [Github](basics/data_row_metadata.ipynb)  | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Labelbox/labelbox-python/blob/develop/examples/basics/data_row_metadata.ipynb) |
 | Datasets                    | [Github](basics/datasets.ipynb)   | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Labelbox/labelbox-python/blob/develop/examples/basics/datasets.ipynb) |
 | Labels                      | [Github](basics/labels.ipynb)     | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Labelbox/labelbox-python/blob/develop/examples/basics/labels.ipynb) |
 | Ontologies                  | [Github](basics/ontologies.ipynb) | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Labelbox/labelbox-python/blob/develop/examples/basics/ontologies.ipynb) |