我有以下数据结构-{"_id":ObjectId("5462f7c2e4b01e902fe359f9"),"runtime":1415772003908,"myInfo":[{"name":"AAA","uuid":"42089c2d-e3db-14e7-d427-d020881c4820","canName":["naa.60a9800042704577762b45634476337a","naa.6d867d9c7acd60001aed76eb2c70bd53","naa.600a09804270457a7a5d455448735330"]},{"name":"BBB","uuid