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": ""}
    jm m< hirta       Low shrub oak forests          bC_q8 -97.9169   ] tamaulipas 1961-03-03 cdF=  euphorbia hirta 55g     = 4054    z 1157883 Euphorbia Bk 
{"catalogNumber": "1157883", "order": "", "family": "", "scientificName": "Euphorbia hirta", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "hirta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4054", "verbatimEventDate": "1961-03-03", "habitat": "Low shrub oak forests", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Tamaulipas", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-97.9169", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}