/// <summary>
 /// Add a new CONTRACTAMOUNT to PV1
 /// </summary>
 public static NM AddCONTRACTAMOUNT(this PV1 message)
 {
     return(message.GetCONTRACTAMOUNT(message.CONTRACTAMOUNTRepetitionsUsed));
 }