This procedure is defined in the server but not documented via ad_proc or proc_doc and may be intended as a private interface.
The procedure is defined as:
proc ::nsmcp::summaryUrlEmpty {} {
return {recordCount 0 truncatedRecordCount 0 recordsWithUrl 0 unknownUrlRecords 0 oversizedUrlRecords 0 conflictingUrlRecords 0 capacityOmittedRecords 0 methods {} urls {}}
}