export declare function normalizeTag(tag: string, type: "player" | "clan" | "war" | "leagueGroup"): string;
export declare function validateCountryCode(code: string): void;
export declare function normalizeCountryCode(code: string): string;
export declare function validateLimit(limit: number | undefined): void;
export declare function validateLeagueId(leagueId: number): void;
export declare function validateLocationId(locationId: number): void;
export declare function validateSeasonId(seasonId: string): void;
export declare function validatePlayerToken(token: string): void;