[INFO] Loaded DMR module
[INFO] {
[INFO]     "operation" => "composite",
[INFO]     "address" => [],
[INFO]     "steps" => [{
[INFO]         "address" => [
[INFO]             ("subsystem" => "messaging"),
[INFO]             ("hornetq-server" => "default"),
[INFO]             ("broadcast-group" => "bg-group1")
[INFO]         ],
[INFO]         "operation" => "write-attribute",
[INFO]         "name" => "broadcast-period",
[INFO]         "value" => 5001L
[INFO]     }]
[INFO] }

{"JBAS014653: Composite operation failed and was rolled back. Steps that failed:" => {"Operation step-1" => "JBAS014750: Operation handler failed to complete"}}