postman前脚本

pm.sendRequest({
    url: 'localhost:8080/users/logion',
    method: 'POST',
    header: {
        "Accept": 'application/json',
        "Content-Type":"application/json"
    },
    body: {
        mode:'raw',
        raw: JSON.stringify({{
            username: "fsf",
            password： "sfsf"
        })
    }
}, function(err, res) {
    pm.request.header.add({
        key: 'token', value: res.json().data.token
    })
})