Found. Redirecting to https://services-eu1.arcgis.com/FH5XCsx8rYXqnjF5/arcgis/rest/services/Airfield_Area___OSi_National_250K_Map_Of_Ireland/FeatureServer/replicafilescache/Airfield_Area___OSi_National_250K_Map_Of_Ireland_-2759977048374723951.geojson