import { AvalancheWalletCoreClient } from "../../../clients/createAvalancheWalletCoreClient.js";
import { PrepareCreateChainTxnParameters, PrepareCreateChainTxnReturnType } from "./types/prepareCreateChainTxn.js";
/**
 * Prepares a create chain transaction for the P-chain.
 *
 * @param client - The client to use for the transaction. {@link AvalancheWalletCoreClient}
 * @param params - The parameters for the transaction. {@link PrepareCreateChainTxnParameters}
 * @returns The unsigned transaction. {@link PrepareCreateChainTxnReturnType}
 *
 * @see https://build.avax.network/docs/api-reference/p-chain/txn-format#unsigned-create-chain-tx
 *
 * @example
 * ```ts
 * import { prepareCreateChainTxn } from "@avalanche-sdk/client/methods/wallet/pChain/prepareCreateChainTxn";
 * import { createAvalancheWalletClient } from "@avalanche-sdk/client/clients/createAvalancheWalletClient";
 * import { privateKeyToAvalancheAccount } from "@avalanche-sdk/client/accounts";
 * import { avalanche } from "@avalanche-sdk/client/chains";
 *
 * const account = privateKeyToAvalancheAccount("0x1234567890123456789012345678901234567890");
 * const walletClient = createAvalancheWalletClient({
 *   account,
 *   chain: avalanche,
 * });
 *
 * const pChainCreateChainTxnRequest = await prepareCreateChainTxn(walletClient, {
 *   subnetId: "..",
 *   vmId: "..",
 *   chainName: "My Chain",
 *   genesisData: "0x1234567890123456789012345678901234567890",
 *   subnetAuth: [1],
 * });
 *
 * console.log(pChainCreateChainTxnRequest);
 * ```
 */
export declare function prepareCreateChainTxn(client: AvalancheWalletCoreClient, params: PrepareCreateChainTxnParameters): Promise<PrepareCreateChainTxnReturnType>;
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