public UpdateUsageRequest withKeyId(String keyId) {
        setKeyId(keyId);
        return this;
    }
<p>
The identifier of the API key associated with the usage plan in which a temporary extension is granted to the
remaining quota.
</p>

@param keyId
       The identifier of the API key associated with the usage plan in which a temporary extension is granted to
       the remaining quota.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-api-gateway/src/main/java/com/amazonaws/services/apigateway/model/UpdateUsageRequest.java