如何使用query.find（）获取parse.com的json响应;在网络应用中使用javascript？

i'm using parse.com for the first time and searching for the way to get json response using javascript api. actually, i'm using handlebars as template engine and trying to get json response form parse.com so i can easily pass it to handlebars template. currently, i'm getting object response which needs to do like result.get("title"). i searched the parse.com javascript guide and documentation but couldn't find the way to do this. i'm want to get all the feeds records from parse.com class as json. is there any way to do this any soution?? i'm using parse.com for the first time and sear