import { Address, Instruction, PrivKey, PubKey, Serializable } from './internal.js';
/**
 * Aldea Transaction
 *
 * A transaction is simply a list of instructions. When a transaction is
 * processed, the instructions are executed in the order they appear in the
 * transaction.
 *
 * This class is primarily for working with the underlying data structure of
 * a transaction. To build a transaction, use the TxBuilder class instaed.
 */
export declare class Tx {
    version: number;
    instructions: Instruction[];
    constructor(version?: number, instructions?: Instruction[]);
    /**
     * Transaction ID
     */
    get id(): string;
    /**
     * Transaction hash
     */
    get hash(): Uint8Array;
    /**
     * Returns a Transaction from the given bytes.
     */
    static fromBytes(bytes: Uint8Array): Tx;
    /**
     * Returns a Transaction from the given hex-encoded string.
     */
    static fromHex(str: string): Tx;
    /**
     * Pushes an Instruction onto the transaction.
     */
    push(instruction: Instruction): Tx;
    /**
     * Returns the sighash of the current transaction. Can optionally be passed
     * an index to return the sighash upto a given instruction.
     */
    sighash(to?: number): Uint8Array;
    /**
     * Returns a valid signature for the current tx using the given key.
     */
    createSignature(privKey: PrivKey, to?: number): Uint8Array;
    isSignedBy(addr: Address, index: number): boolean;
    /**
     * Returns the Transaction as bytes.
     */
    toBytes(): Uint8Array;
    /**
     * Returns the Transaction as hex-encoded string.
     */
    toHex(): string;
    signers(): PubKey[];
    /**
     * Verifies any signatures in the transaction and returns a boolean.
     *
     * Not that this only verifies the signatures. It does not otherwise verify
     * the transaction is valid. That is done at execution time.
     */
    verify(): boolean;
}
/**
 * Tx Serializer object - implements the Serializable interface.
 */
export declare const TxSerializer: Serializable<Tx>;
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