code: function (uuids) {
      var walletJSON = {
        guid: uuids.guid,
        sharedKey: uuids.sharedKey,
        double_encryption: false,
        options: {
          pbkdf2_iterations: 5000,
          html5_notifications: false,
          fee_per_kb: 10000,
          logout_time: 600000
        }
      }
  
      var createHdWallet = function (label) {
        label = label == null ? 'My Bitcoin Wallet' : label
        var mnemonic = BIP39.generateMnemonic(undefined, Blockchain.RNG.run.bind(Blockchain.RNG))
        var hd = HDWallet.new(mnemonic)
        hd.newAccount(label)
        return hd
      }
  
      var createLegacyAddress = function (priv, label) {
        return priv ? Address.import(priv, label) : Address.new(label)
      }
  
      if (isHdWallet) {
        var hdJSON = createHdWallet(firstLabel).toJSON()
        hdJSON.accounts = hdJSON.accounts.map(function (a) { return a.toJSON() })
        walletJSON.hd_wallets = [hdJSON]
      } else {
        winston.warn(warnings.CREATED_NON_HD)
        var firstAddress = createLegacyAddress(privateKey, firstLabel)
        walletJSON.keys = [firstAddress.toJSON()]
      }
  
      if (typeof secPass === 'string' && secPass.length) {
        walletJSON = JSON.parse(JSON.stringify(new Wallet(walletJSON).encrypt(secPass)))
      }
  
      return walletJSON
    }
docs: Generate new Wallet JSON, add first key