public java.lang.String getAsset() {
        java.lang.Object ref = asset_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          asset_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
<pre>
Required. The resource name of the asset that the ingested data belongs
to.
</pre>

<code>
string asset = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }
</code>

@return The asset.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/IngestAssetRequest.java