uco-co:index-subjects-shape leaf node

@prefix co: <http://purl.org/co/> .
@prefix sh: <http://www.w3.org/ns/shacl#> .
@prefix uco-co: <https://ontology.unifiedcyberontology.org/co/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

uco-co:index-subjects-shape a sh:PropertyShape ;
    sh:datatype xsd:positiveInteger ;
    sh:nodeKind sh:Literal ;
    sh:path co:index ;
    sh:targetSubjectsOf co:index .