format => 'marc',
text => $record->as_usmarc
},
txt => {
status => 200,
format => 'text/plain',
text => $record->as_formatted
any => {
status => 406,
openapi => [
"application/json",
"application/marcxml+xml",
"application/marc-in-json",
"application/marc"
"application/marc",
"text/plain"
]
}
);
],
"responses": {
"200": {
-