test-fixtures/remove-inferior-datafields/f12/expectedResult.json
{
"_validationOptions": {},
"fields": [
{ "tag": "001", "value": "f13" },
{ "tag": "490", "ind1": "0", "ind2": " ", "subfields": [
{ "code": "a", "value": "Mortuí non silent ;"},
{ "code": "v", "value": "v2"}
]},
{ "tag": "600", "ind1": "1", "ind2": "4", "subfields": [
{ "code": "a", "value": "Sirén, Matti"}
]}
],
"leader": "01331cam a22003498i 4500"
}