Model reference key 'ja_kodas' not found in "<spinta.components.Model(name='datasets/gov/vaspvt/licencijos/Istaiga')>".
  Context:
    component: spinta.types.datatype.ExternalRef
    manifest: default
    schema: 6
    dataset: datasets/gov/hi/lovos
    model: <spinta.components.Model(name='datasets/gov/vaspvt/licencijos/Istaiga')>
    entity: 
    property: ist_kodas
    attribute: 
    type: _external_ref
    ref: ja_kodas