prettyJSON = json => {
return JSON.stringify(json, function(k,v){
for(var p in v) {
if(v[p] instanceof Object) {
return v;
}
}
return JSON.stringify(v, null, 1);
}, 2)
.replace(/\\n/g, '')
.replace(/\\/g, '')
.replace(/\"\[/g, '[')
.replace(/\]\"/g,']')
.replace(/\"\{/g, '{')
.replace(/\}\"/g,' }')
}