Text for which to search, e.g., 'redlands+map', 'type:"Web Map" -type:"Web Mapping Application"'
Credentials for the request to AGO
Optional
additionalSearchOptions: IAdditionalGroupSearchOptionsAdjustments to search, such as tranche size
A promise that will resolve with a structure with a tranche of results and describing how many items are available
Searches for groups matching criteria.