"Speed": {
"Mode": "Custom",
"CustomSpeed": 0.34,
"CustomY": 0.25,
"CustomTimer": 1.1411,
"CustomStrafe": false,
"CustomResetXZ": false,
"CustomResetY": false,
It may not be as good as lowspeed on some clients. I restored it as much as possible. If you have a better plan, welcome to put forward