import type { TransactionInstruction, PublicKey } from '@solana/web3.js';
export declare class AccountMetaData {
    pubkey: PublicKey;
    isSigner: boolean;
    isWritable: boolean;
    constructor(args: {
        pubkey: PublicKey;
        isSigner: boolean;
        isWritable: boolean;
    });
}
export declare class InstructionData {
    programId: PublicKey;
    accounts: AccountMetaData[];
    data: Uint8Array;
    constructor(args: {
        programId: PublicKey;
        accounts: AccountMetaData[];
        data: Uint8Array;
    });
}
export declare const serializeInstructionToBase64: (instruction: TransactionInstruction) => string;
export declare const createInstructionData: (instruction: TransactionInstruction) => InstructionData;
//# sourceMappingURL=txToBase64.d.ts.map