I have a JSON file, which contains similar records like following:
{"timeZone": "+0200","deviceCode": 202590286,"type": 8,"version": 1622385523034,"recordId": "TkgTDAAAAAAIAAAArF62vXkBAAA=","dataId": 0,"healthDataSource": 0,"appType": 1,"startTime": 1622385516204,"endTime": 1622385516204,"samplePoints": [ {"mergedFlag": 0,"unit": "0","startTime": 1622385516204,"endTime": 1622385516204,"value": "{\"age\":29,\"basalMetabolism\":2266.0,\"bmi\":34.0,\"bodyAge\":38,\"bodyFatRate\":33.20000076293945,\"bodyScore\":67.0,\"bodySize\":5,\"bodyWeight\":115.19999694824219,\"boneSalt\":3.989405632019043,\"extendAttribute\":\"0\",\"gender\":1,\"heartRate\":84,\"height\":184,\"moisture\":51.61684036254883,\"moistureRate\":44.8062858581543,\"muscleMass\":72.9608154296875,\"pole\":1,\"proteinRate\":21.34735107421875,\"skeletalMusclelMass\":42.30829620361328,\"visceralFatLevel\":20.0}","key": "WEIGHT_BODYFAT_BROAD" } ] }, {"timeZone": "+0200","deviceCode": 202576998,"type": 7,"version": 1622408526036,"recordId": "ZhQTDAAAAAAHAAAAIAvJvXkBAAA=","dataId": 0,"healthDataSource": 0,"appType": 1,"startTime": 1622386740000,"endTime": 1622386800000,"samplePoints": [ {"mergedFlag": 0,"unit": "0","startTime": 1622386740000,"endTime": 1622386800000,"value": "78.0","key": "DATA_POINT_DYNAMIC_HEARTRATE" } ] }, {"timeZone": "+0800","deviceCode": 202590286,"type": 8,"version": 1622615424878,"recordId": "TkgTDAAAAAAIAAAAAHxqy3kBAAA=","dataId": 0,"healthDataSource": 0,"appType": 1,"startTime": 1622615424000,"endTime": 1622615424000,"samplePoints": [ {"mergedFlag": 0,"startTime": 1622615424000,"endTime": 1622615424000,"value": "{\"age\":29,\"bodyWeight\":114.3,\"extendAttribute\":\"0\",\"gender\":1,\"height\":184,\"pole\":1,\"weightDivision\":2}","key": "WEIGHT_BODYFAT_BROAD" } ] },I try to usemap(select(.key == "WEIGHT_BODYFAT_BROAD")) to filter this type of records, but got error message.
jq: error (at :22): Cannot index string with string "key" jq:parse error: Expected value before ',' at line 22, column 4 exitstatus 5
