How to use the @ethersproject/providers.getDefaultProvider function in @ethersproject/providers

exports.Contract = contracts_1.Contract;
exports.ContractFactory = contracts_1.ContractFactory;
var bignumber_1 = require("@ethersproject/bignumber");
exports.BigNumber = bignumber_1.BigNumber;
exports.FixedNumber = bignumber_1.FixedNumber;
var abstract_signer_1 = require("@ethersproject/abstract-signer");
exports.Signer = abstract_signer_1.Signer;
exports.VoidSigner = abstract_signer_1.VoidSigner;
var wallet_1 = require("@ethersproject/wallet");
exports.Wallet = wallet_1.Wallet;
var constants = __importStar(require("@ethersproject/constants"));
exports.constants = constants;
var providers = __importStar(require("@ethersproject/providers"));
exports.providers = providers;
var providers_1 = require("@ethersproject/providers");
exports.getDefaultProvider = providers_1.getDefaultProvider;
var wordlists_1 = require("@ethersproject/wordlists");
exports.Wordlist = wordlists_1.Wordlist;
exports.wordlists = wordlists_1.wordlists;
var utils = __importStar(require("./utils"));
exports.utils = utils;
var logger_1 = require("@ethersproject/logger");
var errors = logger_1.Logger.errors;
exports.errors = errors;
////////////////////////
// Compile-Time Constants
// This is generated by "npm run dist"
var _version_1 = require("./_version");
exports.version = _version_1.version;
var logger = new logger_1.Logger(_version_1.version);
exports.logger = logger;