Awesome
STLV
Simple Type-Length-Value
Stlv is a binary encoding for type-length-value. The type is an unsigned 64 bit integer, the value can have a length of up to 2^64 - 1 bytes.
The binary encoding is defined as the concatenation of:
A canonic stlv uses canonic VarU64s.
That's it. There's nothing fancy here, it just needs to be defined somewhere.