test-fixtures/remove-duplicate-datafields/f09/record.json
{ "_validationOptions": {},
"leader": "01331cam a22003494i 4500",
"fields": [
{ "tag": "100", "ind1": " ", "ind2": " ", "subfields": [ { "code": "a", "value": "Nimi"} ]},
{ "tag": "700", "ind1": " ", "ind2": " ", "subfields": [ { "code": "a", "value": "Nimi"} ]}
]
}