module VCR::Normalizers::Body::ClassMethods

def body_from(hash_or_string)
  return hash_or_string unless hash_or_string.is_a?(Hash)
  hash = hash_or_string
  if hash.has_key?('base64_string')
    string = Base64.decode64(hash['base64_string'])
    force_encode_string(string, hash['encoding'])
  else
    try_encode_string(hash['string'], hash['encoding'])
  end
end