quo;s evaluated <code>ValueType</code>,
the equivalent oneof field in <code>Value</code> is populated by Mixer and passed to the adapters.</p><table class=message-fields><thead><tr><th>Field</th><th>Type</th><th>Description</th></tr></thead><tbody><tr id=Value-string_value class="oneof oneof-start"><td><code>stringValue</code></td><td><code>string (oneof)</code></td><td><p>Used for values of type STRING</p></td></tr><tr id=Value-int64_value class=oneof><td><code>int64Value</code></td><td><code>int64 (oneof)