Const
No dot: a dotted name is MJ's source.field filter form, so a dotted attribute key could never be filtered. Shared with filter.ts so a filter can only name a key a producer could publish.
source.field
No dot: a dotted name is MJ's
source.fieldfilter form, so a dotted attribute key could never be filtered. Shared with filter.ts so a filter can only name a key a producer could publish.