create Query Handler
Creates operator list query.
Return
PagedQueryHandler<User>
to retrieve the list of operators since 3.0.0
Parameters
channel Url
The url of GroupChannel
with operators to be fetched by the query
Creates operator list query.
PagedQueryHandler<User>
to retrieve the list of operators since 3.0.0
The url of GroupChannel
with operators to be fetched by the query