import { ProtoMsgsOrWithAminoMsgs } from "./types";
export declare function txEventsWithPreOnFulfill(onTxEvents: ((tx: any) => void) | {
    onBroadcasted?: (txHash: Uint8Array) => void;
    onFulfill?: (tx: any) => void;
} | undefined, preOnTxEvents: ((tx: any) => void) | {
    onBroadcastFailed?: (e?: Error) => void;
    onBroadcasted?: (txHash: Uint8Array) => void;
    onFulfill?: (tx: any) => void;
} | undefined): {
    onBroadcastFailed?: (e?: Error) => void;
    onBroadcasted?: (txHash: Uint8Array) => void;
    onFulfill?: (tx: any) => void;
} | undefined;
export declare const getEip712TypedDataBasedOnChainInfo: (chainInfo: {
    chainId: string;
    features?: string[];
}, msgs: ProtoMsgsOrWithAminoMsgs) => {
    types: Record<string, {
        name: string;
        type: string;
    }[] | undefined>;
    domain: Record<string, any>;
    primaryType: string;
};
export declare function decodeBase64(base64: string): Uint8Array;