https://gist.github.com/takeshixx/10107280
On line 42 is the heartbeat request payload. 40 is the length of the message in hex = 64 bytes.
https://news.ycombinator.com/item?id=7555156
Such that "FF FF" will be 65535 (the 64kb everyone keeps talking about)
https://gist.github.com/takeshixx/10107280
On line 42 is the heartbeat request payload. 40 is the length of the message in hex = 64 bytes.