const url = 'https://studyfetchapi.com/api/v1/materials/search';
const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: '{"query":"What is photosynthesis?","topK":5,"materialIds":["<string>"],"folderIds":["<string>"]}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}

{
  "query": "<string>",
  "results": [
    {
      "score": 123,
      "text": "<string>",
      "chunkIndex": 123,
      "material": {
        "id": "<string>",
        "name": "<string>",
        "contentType": "<string>"
      }
    }
  ],
  "totalResults": 123,
  "filtered": true,
  "scope": {
    "materialIds": [
      "<string>"
    ],
    "folderIds": [
      "<string>"
    ]
  }
}