Alice Smith

const data = JSON.stringify([
    {
        "topic": "/house/switch1/",
        "value": 0
    },
    {
        "topic": "/home/in/sensor1/temp/",
        "value": 22.5
    }
])



const [ _, res ] = JSON.parse(data)

console.log(res['topic'])
console.log(res['value'])