I’m new to nylon just started using it today, I was try to integrate it to my old next js app router project follow the setup of using nodejs i almost get it but seeing this error.
  type: 'provider_error',
  requestId: 'a01984eb-21d4-4fe2-ae55-5b03a37130a1',
  providerError: {
    error: { code: 400, message: 'The specified time range is empty.' }
  },
  statusCode: 400
}
This my code for create-event:
`
export async function POST(request: Request) {
  const { accessToken, startTime, endTime, title, description, email } =
    await request.json();
  // if (!accessToken || !startTime || !endTime || !title) {
  //   return NextResponse.json(
  //     { error: "Missing required fields" },
  //     { status: 400 },
  //   );
  // }
  try {
    const event = await ns.events.create({
      identifier: process.env.NYLAS_GRANT_ID as string,
      requestBody: {
        calendarId: "primary",
        title,
        description,
        when: { startTime, endTime },
        participants: [{
            email: email,
            status: "noreply"
        }],
      },
      queryParams: {
        calendarId: "primary"
      }
    });
    return NextResponse.json({ success: true, event });
  } catch (error) {
    console.error("Error creating event:", error);
    return NextResponse.json(
      { error: "Failed to create event" },
      { status: 500 },
    );
  }
}
`
how am using it
 const handleBooking = async () => {     if (currentUser) {       try {         const token = await currentUser.getIdToken();         const response = await axios.post('/api/create-event', {           title,           description,           email,           startTime: new Date(startTime).getTime() / 1000,           endTime: new Date(endTime).getTime() / 1000,         }, {           headers: { token },         });         console.log('Event created:', response.data);       } catch (error) {         console.error('Error creating event:', error);       }     }   };
am using firebase as auth. that’s what am using from start of the project.