public void setCustomJson(String customJson) {
        this.customJson = customJson;
    }
<p>
A JSON formatted string containing the layer's custom stack configuration and deployment attributes.
</p>

@param customJson
       A JSON formatted string containing the layer's custom stack configuration and deployment attributes.
aws-java-sdk-opsworks/src/main/java/com/amazonaws/services/opsworks/model/Layer.java