public static AmazonApiGatewayV2AsyncClientBuilder asyncBuilder() {
        return AmazonApiGatewayV2AsyncClientBuilder.standard();
    }
Client for accessing AmazonApiGatewayV2 asynchronously. Each asynchronous method will return a Java Future object
representing the asynchronous operation; overloads which accept an {@code AsyncHandler} can be used to receive
notification when an asynchronous operation completes.
<p>
<p>
Amazon API Gateway V2
</p>
aws-java-sdk-apigatewayv2/src/main/java/com/amazonaws/services/apigatewayv2/AmazonApiGatewayV2AsyncClient.java