Laravel JQuery POST获取数据

I have a code:

我有一个代码:

var bet = {
    tournament: '',
    bo: '1',
    bet_team: '2',
    betted: '3',
    potential: '4',
    percent: '5'
};

$.ajax({
    type: 'POST',
    url: '/api/makeBet/',
    data: bet,
    contentType: 'application/json',
    dataType: 'json',
    success: function(data) {
        if(data.error) {
            sweetAlert("Oops...", data.data, "error");
        } else {
            sweetAlert("Success!", data.data, "success");
        }
    },
    error: function(html, status) {
        console.log(html.responseText);
        console.log(status);
    }
});
var bet = {
    tour