In case the KSCustomMessage found by the where argument doesn't exist, create a new KSCustomMessage with this data.
Optionalinclude?: KSCustomMessageInclude<ExtArgs> | nullChoose, which related nodes to fetch as well
Optionalomit?: KSCustomMessageOmit<ExtArgs> | nullOmit specific fields from the KSCustomMessage
Optionalselect?: KSCustomMessageSelect<ExtArgs> | nullSelect specific fields to fetch from the KSCustomMessage
In case the KSCustomMessage was found with the provided where argument, update it with this data.
The filter to search for the KSCustomMessage to update in case it exists.
KSCustomMessage upsert