{
"jpg": "image/jpeg",
"jpeg": "image/jpeg",
"png": "image/png",
"gif": "image/gif",
"webp": "image/webp",
"tif": "image/tiff",
"bmp": "image/bmp",
"heif": "image/heif",
"ico": "image/vnd.microsoft.icon",
"mp4": "video/mp4",
"m4v": "video/x-m4v",
"mkv": "video/x-matroska",
"webm": "video/webm",
"mov": "video/quicktime",
"avi": "video/x-msvideo",
"wmv": "video/x-ms-wmv",
"mpg": "video/mpeg",
"flv": "video/x-flv",
"mp3": "audio/mpeg",
"m4a": "audio/m4a",
"ogg": "audio/ogg",
"flac": "audio/x-flac",
"wav": "audio/x-wav",
"aac": "audio/aac",
"pdf": "application/pdf",
"txt": "text/plain",
"html": "text/html",
"css": "text/css",
"js": "application/javascript",
"json": "application/json"
}