public java.util.Map<String, String> getQueryParameters() {
        return queryParameters;
    }
<p>
Filters to scope the results based on custom attributes for the instance (for example,
<code>{version=v1, az=1a}</code>). Only instances that match all the specified key-value pairs are returned.
</p>

@return Filters to scope the results based on custom attributes for the instance (for example,
        <code>{version=v1, az=1a}</code>). Only instances that match all the specified key-value pairs are
        returned.
aws-java-sdk-servicediscovery/src/main/java/com/amazonaws/services/servicediscovery/model/DiscoverInstancesRequest.java