startRow: start position in the list of the first item on the response returned to the user. The list is zero-based. To start at the first item, specify 0.
rowsCount: total number of business services listed in the response.
category: the business category you require. A category can contain wildcards. See
Using Wild Card Characters .
channelId: the channel ID being used. For a GWT client, this is typically
openspaceGWTPull_DefaultChannel.