I'm pulling this file with fetch get request enter image description here

I need to read the file in the incoming file and press the textarea. However, I am not able to convert the returned response (text file) to json and assign it to a variable.

    const getMedias = async (id) => {
    const response = await fetch(`xxx.com/asset/${id}/`);

    await checkError(response);

    const responseBody = await response.json();
    return responseBody.result;
};

This is how my get request is and this is the response that returns When the response from the request is printed to the console, it looks like this