/**
 * Flatten the tokens JSON into simple key value pairs
 * @param {object} obj - the object to flatten.
 * @param {array} prefix - recursively passed to function.
 * @param {array} current - recursively passed to function.
 */
export declare const flattenTokens: (obj: unknown, prefix?: (string | false)[], current?: Record<string, unknown>) => Record<string, unknown>;