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": ""}
   1931-07-07  :   ~C  pseudnamomis umbellulifera  PSEUDANAMOMIS az   (KUNTH) KoAUSEL $mM   MYRTACEAE r    686 xR  Rogers McVaugh Y~V     x  MYRTALES  1235658 i<V        h=s CONTACT UM HERBARIUM  
{"catalogNumber": "1235658", "order": "Myrtales", "family": "Myrtaceae", "scientificName": "Pseudanamomis umbellulifera", "scientificNameAuthorship": "(Kunth) Kausel", "genus": "Pseudanamomis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "", "recordNumber": "686", "verbatimEventDate": "1931-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}