public com.google.longrunning.Operation importAssets(
        com.google.cloud.visionai.v1.ImportAssetsRequest request) {
      return io.grpc.stub.ClientCalls.blockingUnaryCall(
          getChannel(), getImportAssetsMethod(), getCallOptions(), request);
    }
<pre>
Imports assets (images plus annotations) from a meta file on cloud storage.
Each row in the meta file is corresponding to an image (specified by a
cloud storage uri) and its annotations.
</pre>
java-visionai/grpc-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/WarehouseGrpc.java