public SSEEventData1 detailedDiagnosisCode(String detailedDiagnosisCode) {
    
    this.detailedDiagnosisCode = detailedDiagnosisCode;
    return this;
  }
The main diagnosis code is issued by the system that caused the problem. This code can be used to track down the root cause and source of the error. It can be used to search in the documentation for a solution. It SHOULD NOT change from occurrence to occurrence of the same problem. 
@return mainDiagnosisCode
plc4j/drivers/ctrlx/src/main/java/org/apache/plc4x/java/ctrlx/readwrite/rest/datalayer/model/SSEEventData1.java