/**
 * Get the current block numbers of all observed chains.
 * Will update automatically when new blocks are mined.
 * @internal Intended for internal use - use it on your own risk
 */
export declare function useBlockNumbers(): {
    1?: number | undefined;
    3?: number | undefined;
    4?: number | undefined;
    5?: number | undefined;
    18?: number | undefined;
    25?: number | undefined;
    338?: number | undefined;
    42?: number | undefined;
    56?: number | undefined;
    97?: number | undefined;
    100?: number | undefined;
    108?: number | undefined;
    137?: number | undefined;
    361?: number | undefined;
    365?: number | undefined;
    1285?: number | undefined;
    1284?: number | undefined;
    80001?: number | undefined;
    1666600000?: number | undefined;
    11297108109?: number | undefined;
    11297108099?: number | undefined;
    1337?: number | undefined;
    31337?: number | undefined;
    250?: number | undefined;
    4002?: number | undefined;
    43114?: number | undefined;
    43113?: number | undefined;
    19?: number | undefined;
    1287?: number | undefined;
    42262?: number | undefined;
    42261?: number | undefined;
    588?: number | undefined;
    1088?: number | undefined;
    69?: number | undefined;
    10?: number | undefined;
    42161?: number | undefined;
    421611?: number | undefined;
    1313161554?: number | undefined;
    1313161555?: number | undefined;
    106?: number | undefined;
    111?: number | undefined;
    280?: number | undefined;
    5391184?: number | undefined;
};
//# sourceMappingURL=useBlockNumbers.d.ts.map