72   fail?: (data: string, code: number) => void;  property
106   fail?: (data: string, code: number) => void;  property
140   fail?: (data: string, code: number) => void;  property
174   fail?: (data: string, code: number) => void;  property
211   fail?: (data: string, code: number) => void;  property
245   fail?: (data: string, code: number) => void;  property
282   fail?: (data: string, code: number) => void;  property
316   fail?: (data: string, code: number) => void;  property
336   fail?: (data: string, code: number) => void;  property
399   fail?: (data: string, code: number) => void;  property
458   fail?: (data: string, code: number) => void;  property