final Map<String, String> errorInfo = ImmutableMap.<String, String>builder()
.put("actual-message-id", outputMsgId)
.put("expected-message-id", inputMsgId)
final Map<String, String> errorInfo = ImmutableMap.<String, String>builder()
.put("actual-message-id", outputMsgId)
.put("expected-message-id", inputMsgId)