GroupStatSpec
@Serializable
@SerialName(value = "GroupStatSpec")
Serializable spec for a nested series-modality StatGroup. Holds a recursive map of StatSpec entries keyed by name; every entry must itself be a SeriesStatSpec; materialization happens in StatFactory.kt.
Constructors
GroupStatSpec
Properties
stats
Nested specs keyed by StatKey.name; each must be a SeriesStatSpec.