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::questionPinState {state pins} {
if {$state ne {} && (![dict exists $state toolPins] || [dict get $state toolPins] ne $pins)} {
error "Question tool definitions or permissions changed; start a new conversation"
}
}