c:

{"type":"MediaWikiError/Forbidden","title":"rest-permission-denied-title","method":"get","detail":"The user does not have rights to read title (c:)","uri":"/w/rest.php/v1/page/c:/html","errorKey":"rest-permission-denied-title","messageTranslations":{"en":"The user does not have rights to read title (c:)"},"httpCode":403,"httpReason":"Forbidden"}