export declare const isSafeObject: (value: unknown) => value is Record<string, unknown>;
export declare const isSafeNonNegativeInteger: (value: unknown) => boolean;
interface ValidationRules {
    allowedPurposes?: number[];
    allowedChainIndices?: number[];
    allowMultipleAddresses?: boolean;
    allowXPUB?: boolean;
}
export declare const assertKeyIdentifierParameters: (params: unknown, rules?: unknown) => void;
interface CreateGetKeyIdentifierOptions {
    bip44: number;
    assetName?: string;
    derivationAlgorithm?: string;
    keyType?: string;
    validationRules?: ValidationRules;
}
interface KeyIdentifierParams {
    purpose?: number;
    accountIndex: number;
    chainIndex?: number;
    addressIndex?: number;
    compatibilityMode?: string;
}
export declare function createGetKeyIdentifier({ bip44, assetName, derivationAlgorithm, keyType, validationRules, }: CreateGetKeyIdentifierOptions): (params: KeyIdentifierParams) => {
    assetName: string | undefined;
    derivationAlgorithm: string;
    derivationPath: string;
    keyType: string;
};
export {};