Specification

Each tag has a header consisting of 7 bytes.

1 Byte	4 Bytes	2 Bytes
The Data Type	The size of the tag (in bytes) starting from the next byte.	The number of bytes the key has.

Each tag has a key. There can only be one tag with a certain key.

Data Types

Byte	Type
0	Reserved
1	String
2	Integer
3	Float
4	Double
5	Short
6	Long
7	Char
8	Byte
9	List
10	Map
11	Object
12	Compressed Object