test-fixtures/addMissingField338/gf/expectedResult.json
{
"_validationOptions": {},
"leader": "12345cgm a22123454i 4500",
"fields": [
{ "tag": "007", "value": "go2345678" },
{ "tag": "008", "value": "012345s2000 xxunnn||||||||||||snfin| " },
{ "tag": "338", "ind1": " ", "ind2": " ", "subfields": [
{ "code": "a", "value": "raina" },
{ "code": "b", "value": "gf" },
{ "code": "2", "value": "rdacarrier" }
]}
]
}