Consulta de balances en cryptomkt usando api interna

cryptoapi.console.js

const cryptoapi = (()=>{
  
  function getBalance(currency = 'ARS') {

    return window.balances.find(x=> x.currency_name === currency)    
  }

  function getAvailableBalance(currency = 'ARS') {  
          
    return parseFloat(getBalance(currency).disponible).toFixed(2);
  }

  return {
    getBalance: getBalance,
    getAvailableBalance: getAvailableBalance
  }
})()


const balanceARS = cryptoapi.getBalance('ARS')
console.log(balanceARS.disponible)

const balanceXLM = cryptoapi.getAvailableBalance('XLM')
console.log(balanceXLM)