import { BaseApiClient } from '../clients/base';
import { ChainType } from '../../types';
/**
 * Decorator factory that creates a decorator to specify which chains support an operation
 * @param chains Array of chains that support this operation
 * @returns A method decorator that validates chain support
 */
export declare function supportedOn(chains: ChainType[]): (originalMethod: any, context: ClassMethodDecoratorContext) => (this: BaseApiClient, ...args: any[]) => any;