[BUG]: legacy Animation do wrong work.

[Andwhy81kr]

Please tell us the version of the ZEPETO World package. (You can check the version in Unity > Window > Package Manager.)
1.6.0

Please tell us which version of the ZEPETO app is currently installed. (You can check the version in ZEPETO App > MY > Settings > Version.)
Editor Test.

What features were you trying to implement?
I use Legacy Animtion component.
I use "Play" funtion.
and I setting "animName" at param.
but, not working by param.

What problem did you encounter?
everytime

Please tell us your development environment.
win11

Please attach the implemented code. If you have a screenshot, please attach it.

public anim:Animation;

Start() {
    this.anim.Play("walk_lower");
}

I want play "walk_lower". but, only play "walk_upper".