Pier is a Location Type in Animal Crossing: New Horizons.
{ "id": "pier", "type": "LocationType", "data": { "name": "Pier", "Fish-LOCATION-LocationType": { "tuna__Fish-LOCATION__pier": true, "blue-marlin__Fish-LOCATION__pier": true, "giant-trevally__Fish-LOCATION__pier": true, "mahi-mahi__Fish-LOCATION__pier": true } }, "updatedAt": 1585620556742 }