{"ok":true,"object":{"id":"atm_marin_nhd_flowline_22365","kind":"NaturalFeature","name":"San Anselmo Creek","parent_id":null,"depth":null,"facts":{"FDate":1615075200000,"layer":"NHD Flowline","F_Code":"Hydrographic Category|perennial","F_Type":"STREAM/RIVER","Enabled":"1","FlowDir":1,"LengthKM":0.07714367,"OBJECTID":22365,"GNIS_Name":"San Anselmo Creek","ReachCode":"18050002027742","jurisdiction":null,"VisibilityFilter":0,"Permanent_Identifier":"{55292211-E95D-4F8D-94EC-3FF990FCECAB}"},"source_id":"src_036784ae748d9d1c39af","updated_at":"2026-10-10T03:08:02.074Z","type":"Feature","geometry":{"type":"Point","coordinates":[-122.600198,37.976289]},"links":{"self":"https://miscsubjects.com/atlas/atoms/atm_marin_nhd_flowline_22365","children":"https://miscsubjects.com/atlas/atoms/atm_marin_nhd_flowline_22365/children","descendants":"https://miscsubjects.com/atlas/atoms/atm_marin_nhd_flowline_22365/descendants","inside":"https://miscsubjects.com/atlas/atoms/atm_marin_nhd_flowline_22365/inside","graph":"https://miscsubjects.com/atlas/graph?start=atm_marin_nhd_flowline_22365","page":"https://miscsubjects.com/graph/atlas:atm_marin_nhd_flowline_22365","json":"https://miscsubjects.com/graph/atlas:atm_marin_nhd_flowline_22365.json"},"ancestors":[],"children_by_kind":[],"edges_out":[],"edges_in":[],"edges_in_total":0,"external_ids":[{"system":"marin_gis","value":"nhd_flowline/22365"}],"source":{"id":"src_036784ae748d9d1c39af","url":"https://services6.arcgis.com/T8eS7sop5hLmgRRH/arcgis/rest/services/NHD_Flowline/FeatureServer/80/query?where=1%3D1&outFields=*&outSR=4326&returnGeometry=true&maxAllowableOffset=0.000005&resultOffset=22000&resultRecordCount=2000&f=geojson","license":"Marin County GIS Open Data (gisopendata.marincounty.gov), public","read_at":"2026-10-10T03:08:01.978Z","sha256":"c6028338905126e624e28400a2820101d570394611a596f870423e413d0bf10f"},"observations":[],"edges_out_total":0,"entities":{"atm_marin_nhd_flowline_22365":{"id":"atm_marin_nhd_flowline_22365","label":"San Anselmo Creek","type":"NaturalFeature","page":"https://miscsubjects.com/graph/atlas:atm_marin_nhd_flowline_22365","json":"https://miscsubjects.com/graph/atlas:atm_marin_nhd_flowline_22365.json"}},"relationships":{"upward":{"predicate":"part_of","parent_ref":null,"ancestors":[],"order":"nearest parent first"},"downward":{"predicate":"part_of","total":0,"by_kind":[]},"sideways":{"outgoing":{"returned":0,"total":0,"items":[]},"incoming":{"returned":0,"total":0,"items":[]},"json":"https://miscsubjects.com/atlas/atoms/atm_marin_nhd_flowline_22365/edges?limit=100&offset=0"}},"reference_contract":{"entity_lookup":"entities[ref]","directions":"Parent/ancestors and children describe the stored parent hierarchy. Edges retain their own predicates and subject/object direction; they do not imply containment.","counts":"Counts refer to source objects, not necessarily distinct people or physical properties. A null total is unknown, not zero.","pagination":"Child pages use limit (maximum 500), offset and optional kind. Edge pages apply offset separately to incoming and outgoing lists. Follow each canonical JSON link to continue traversal.","fact_scope":"Facts belong to this object. Collection membership, professional presence, mailing city and an associated parcel do not establish residence or transfer jurisdiction.","source_hash":"source.sha256 describes the source provenance; it is not a hash of this JSON response."}}}