Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
  jx China   Qingdao 7chkz    q 2882    Ut~G li chuan. tsingtao.    8 ALONG ROADSIDE       Cvu digitaria sanguinalis   0S=*C sanguinalis    YB1 shandong    FCT ! poales 1930-07-28 SM    l$`pA poaceae
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Digitaria sanguinalis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "sanguinalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2882", "verbatimEventDate": "1930-07-28", "habitat": "along roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Shandong", "county": "Qingdao", "municipality": "", "locality": "Li Chuan. Tsingtao.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}