There is provided a method of decoding a received set of encoded data, the method comprising: receiving an encoded dataset; identifying from the dataset an ordered set of node symbols and data symbols, wherein a node symbol comprises a predetermined number of elements wherein each element indicates if a subsequent node symbol or data symbol is to be expected in the dataset and a data symbol is a predetermined number of bits which represent an encoded value; constructing, based on said ordered set, an ordered tree having a predetermined number of layers from the identified node symbols and data symbols.