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": ""}
1960-04-17 ~]:q  Seven miles northeast of Laredo f   s^ZE 7382       ]3 aristida purpurea var. longiseta   POACEAE _,   In light greyish-tan sandy soil ~QyG   J~o 1405777      HH/ LONGISETA   var.  L   .X  Texas ARISTIDA rOf  United States <uP  
{"catalogNumber": "1405777", "order": "", "family": "Poaceae", "scientificName": "Aristida purpurea var. longiseta", "scientificNameAuthorship": "", "genus": "Aristida", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "longiseta", "identifiedBy": "", "recordedBy": "", "recordNumber": "7382", "verbatimEventDate": "1960-04-17", "habitat": "In light greyish-tan sandy soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Seven miles northeast of Laredo", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}