lib/unmarshalingCommands.js
function unmarshalList(item, unmarshal) {
  return transform(_.has('L'), _.compose(_.map(unmarshal), _.property('L')), item);
}
function unmarshalList(item, unmarshal) {
  return transform(_.has('L'), _.compose(_.map(unmarshal), _.property('L')), item);
}
function unmarshalList ( item , unmarshal ) { return transform ( _ . has ( 'L' ) , _ . compose ( _ . map ( unmarshal ) , _ . property ( 'L' ) ) , item ) ; }
Converts DynamoDb "L" to mixed array

@param item
@param unmarshal
@returns {*}
Converts DynamoDb L to mixed array