public static String resolveContentType(BlobMetadata metadata) {
        String blobContentType = metadata.getContentMetadata().getContentType();
        if (DEFAULT_CONTENT_TYPE.equals(blobContentType)) {
            return BlobStorageUtil.getContentType(metadata.getName());
        }

        return blobContentType;
    }
Delete file content from blob store

@param filePath absolute file path, for example: Users/user1/files/inputs/data.csv
storage/src/main/java/com/epam/aidial/core/storage/blobstore/BlobStorage.java