type CharObject = {
    character: string;
    escape: boolean;
    skip: boolean;
};
/**
 * @title Parse ancillary data.
 * @notice Ancillary data parser implementation following guidelines at:
 * https://docs.google.com/document/d/1zhKKjgY1BupBGPPrY_WOJvui0B6DMcd-xDR8-9-SPDw/edit
 * @param {String} hex string representation of ancillaryData
 * @return {Object} parsed ancillary data object.
 */
export declare function parseAncillaryData(ancillaryData: string): Record<string, unknown>;
export declare function isNextChar(stringObject: CharObject[], start: number, character: string, forward?: boolean): boolean;
export {};