Use `TypedDict` for models?

[michaeloliverx]

Is your feature request related to a problem? Please describe.
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

Describe the solution you'd like
TypedDict might be a good option for models:

• Drop dependency on attrs
• Great editor support:
  
• No need for to_dict or from_dict on models
• Can use python keywords as keys class etc

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context

• https://www.python.org/dev/peps/pep-0526/
• https://www.python.org/dev/peps/pep-0655/