public com.google.cloud.vision.v1p2beta1.Vertex.Builder getVerticesBuilder(int index) {
      return getVerticesFieldBuilder().getBuilder(index);
    }
<pre>
The bounding polygon vertices.
</pre>

<code>repeated .google.cloud.vision.v1p2beta1.Vertex vertices = 1;</code>
java-vision/proto-google-cloud-vision-v1p2beta1/src/main/java/com/google/cloud/vision/v1p2beta1/BoundingPoly.java