parameterName property
Tagging parameter name for this custom dimension.
If this is a user-scoped dimension, then this is the user property name. If this is an event-scoped dimension, then this is the event parameter name. May only contain alphanumeric and underscore characters, starting with a letter. Max length of 24 characters for user-scoped dimensions, 40 characters for event-scoped dimensions.
Required. Immutable.
Implementation
core.String? parameterName;