Get NYC Ferry vehicles

import { MTA } from "mta-js";
const mta = new MTA({ apiKey: process.env.MTA_API_KEY });
const data = await mta.nycFerry.vehicles({ route: "ER" });

[
  {
    "mode": "nyc-ferry",
    "route": {
      "id": "<string>",
      "mode": "nyc-ferry",
      "shortName": "<string>",
      "longName": "<string>",
      "type": 123,
      "color": "<string>",
      "textColor": "<string>"
    },
    "source": "<string>",
    "vehicleId": "<string>",
    "tripId": "<string>",
    "stop": {
      "id": "<string>",
      "name": "<string>",
      "lat": 123,
      "lon": 123,
      "mode": "nyc-ferry",
      "parentId": "<string>"
    },
    "lat": 123,
    "lon": 123,
    "bearing": 123,
    "destinationName": "<string>",
    "recordedAt": "<string>"
  }
]