import { NearTxOutcome } from '@galacticcouncil/xc-core';
import { NearCall, NearFunctionCall } from './types';
/**
 * An ed25519 key a NEAR account signs with.
 *
 * - Read from the `ed25519:` base58 secret key near-cli and wallets export:
 *   the 32 byte seed, followed by its public key or alone
 */
export declare class NearKeyPair {
    #private;
    readonly publicKey: Uint8Array;
    private constructor();
    static fromSecretKey(secretKey: string): NearKeyPair;
    /** Base58 public key, `ed25519:` prefixed - as NEAR names access keys. */
    getPublicKey(): string;
    sign(message: Uint8Array): Uint8Array;
    toString(): string;
}
export interface NearTransaction {
    signerId: string;
    publicKey: Uint8Array;
    nonce: bigint;
    receiverId: string;
    blockHash: Uint8Array;
    actions: NearFunctionCall[];
}
/**
 * Borsh encoding of a NEAR transaction, function calls only.
 *
 * - Its sha256 is the transaction hash, and what the key signs
 */
export declare function encodeTransaction(tx: NearTransaction): Uint8Array;
/**
 * Sign a NEAR transaction.
 *
 * @param tx - transaction to sign
 * @param keyPair - key of the signer account
 * @returns base58 transaction hash, and the borsh signed transaction
 */
export declare function signTransaction(tx: NearTransaction, keyPair: NearKeyPair): {
    hash: string;
    signedTx: Uint8Array;
};
/** One transaction to one receiver, as a signable call. */
export declare function toNearCall(from: string, receiverId: string, actions: NearFunctionCall[]): NearCall;
/**
 * Receipts that failed anywhere in a transaction's tree.
 *
 * - A transaction succeeds around a failed callback, e.g. a token refunding a
 *   transfer its receiver refused
 */
export declare function getFailures(outcome: NearTxOutcome): {
    executor: string;
    failure: unknown;
}[];