private Object getEventMessage(AgentEventBo agentEventBo) {
        if (agentEventBo instanceof DeadlockEventBo deadlockEventBo) {
            return deadlockEventBo.getDeadlockBo();
        }
        throw new IllegalArgumentException("unsupported message " + agentEventBo);
    }
@author Taejin Koo
@author jaehong.kim - Add AgentEventMessageSerializerV1
collector/src/main/java/com/navercorp/pinpoint/collector/handler/grpc/GrpcAgentEventHandler.java