Chart JS For Working With A REST API Using JavaScript

//This is the app.js code and there issue in map function line

async function getDummyData(){
const apiUrl = “http://localhost:8080/api/v1/soilchart/cultyvatesoilchart”

const response = await fetch(apiUrl)
const BarChart = await response.json()

 const fc = BarChart.soil.map( (x) => x.Fieldcapacity)
 const wp = BarChart.soil.map( (x) => x.wiltingpoint)

   
console.log(BarChart)    

}