Saves the need for 3 parameters when you just have one
parseDimFilterGroup(dfe)
A string of form: dimension operator expression e.g. country!~GBR
dimension = c('country','device','page','query','searchAppearance') operator = c(`~~` = 'contains', `==` = 'equals', `!~` = 'notContains', `!=` = 'notEquals)
expression = country: an ISO 3166-1 alpha-3 country code. device: 'DESKTOP','MOBILE','TABLET' page: not checked query: not checked searchAppearance: 'AMP_BLUE_LINK', 'RICHCARD'
Other search analytics: lookupCountryCode