public long getInt64Val(int index) {
      return int64Val_.getLong(index);
    }
<pre>
[INT64][google.cloud.aiplatform.v1.Tensor.DataType.INT64]
</pre>

<code>repeated int64 int64_val = 8;</code>

@param index The index of the element to return.
@return The int64Val at the given index.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Tensor.java