Parse (Read) JSON Object in ASP.Net using C#

I have parse this data it's properly parse . But one issue face after parse this data.

one- one Brackets extra add

var data = "{\"publisResult\":[{\"key\":{\"SearchTerm\":\"flower\"},\"data\":[{\"PublisImgUrl\":\"https://abc.png\",\"Name\":\"Jhon\",\"Title\":\"gardenflowershop\",\"Description\":\"OnlineFlowerShopsindeliveryHongKong\"},{\"PublisImgUrl\":\"garden.com\",\"Name\":\"JhonCena\",\"Title\":\"weddings\",\"Description\":\"WeddingFlowersandGifts|1-800-FLOWERS.COM\"}]},{\"key\":{\"SearchTerm\":\"Pizza\"},\"data\":[{\"PublisImgUrl\":\"https://abc.png\",\"Name\":\"Harry\",\"Title\":\"benny-drinnon.com\",\"Description\":\"TAMELAC.TODD-Home|TamelaTodd\"},{\"PublisImgUrl\":\"gardenflowershop\",\"Name\":\"Roma\",\"Title\":\"benny-drinnon.blogspot\",\"Description\":\"MichelleMorganTalksThelma\"}]}]}";
dynamic json= JObject.Parse(data);


"Here-{{\"publisResult\":[{\"key\":{\"SearchTerm\":\"flower\"},\"data\":[{\"PublisImgUrl\":\"https://abc.png\",\"Name\":\"Jhon\",\"Title\":\"gardenflowershop\",\"Description\":\"OnlineFlowerShopsindeliveryHongKong\"},{\"PublisImgUrl\":\"garden.com\",\"Name\":\"JhonCena\",\"Title\":\"weddings\",\"Description\":\"WeddingFlowersandGifts|1-800-FLOWERS.COM\"}]},{\"key\":{\"SearchTerm\":\"Pizza\"},\"data\":[{\"PublisImgUrl\":\"https://abc.png\",\"Name\":\"Harry\",\"Title\":\"benny-drinnon.com\",\"Description\":\"TAMELAC.TODD-Home|TamelaTodd\"},{\"PublisImgUrl\":\"gardenflowershop\",\"Name\":\"Roma\",\"Title\":\"benny-drinnon.blogspot\",\"Description\":\"MichelleMorganTalksThelma\"}]}}]}-Here";