Bones

new model:

player_root
├── hip
│   └── chest
│       ├── head
│       │   ├── c_hat ········ The model's hat or helmet
│       │   └── name_tag ······ The model name tag
│       │
│       ├── bacpack ··········· The model backpack
│       │
│       ├── left_arm
│       │   └── left_forearm
│       │       └── left_item
│       │
│       └── right_arm
│           └── right_forearm
│               └── right_item
├── right_leg
│   └── right_foreleg
├── left_leg
│   ├── left_foreleg
│   └── balloon ··············· The position of the model's balloon leash
│      
├── particle_0 ················ The model particle
└── effects ··················· Model effects (effects such as sounds)

old model:

player_root
├── hip
│   └── waist
│       ├── chest
│       │   ├── head
│       │   │   ├── c_hat ········ The model's hat or helmet
│       │   │   └── name_tag ······ The model name tag
│       │   │
│       │   │
│       │   ├── left_arm
│       │   │   └── left_forearm
│       │   │       └── left_item
│       │   │
│       │   └── right_arm
│       │       └── right_forearm
│       │           └── right_item
│       │
│       └──── bacpack ··········· The model backpack
│
│
├── right_leg
│   └── right_foreleg
├── left_leg
│   ├── left_foreleg
│   └── balloon ··············· The position of the model's balloon leash
│      
├── particle_0 ················ The model particle
└── effects ··················· Model effects (effects such as sounds)