Request
{
    "address" => [],
    "operation" => "composite",
    "steps" => [
        {
            "address" => [],
            "operation" => "read-children-resources",
            "child-type" => "deployment"
        },
        {
            "operation" => "read-children-resources",
            "child-type" => "server-group"
        },
        {
            "address" => [
                ("server-group" => "*"),
                ("deployment" => "*")
            ],
            "operation" => "read-resource"
        }
    ]
}

Response

Internal Server Error
{
    "outcome" => "failed",
    "result" => {
        "step-1" => {
            "outcome" => "failed",
            "rolled-back" => true
        },
        "step-2" => {
            "outcome" => "failed",
            "rolled-back" => true
        },
        "step-3" => {
            "outcome" => "failed",
            "result" => [],
            "rolled-back" => true
        }
    },
    "failure-description" => {"domain-failure-description" => "JBAS014654: Composite operation was rolled back"},
    "rolled-back" => true
}