[D&D] Add validation steps between serialization/deserialization and state sync

[joshuarrrr]

As a follow-up to #1870

• [ ] Make sure states are valid before serializing, handle errors
• [x] Clean/remove unsupported properties before dispatching state updates

[kavilla]

@ashwin-pc are you picking this one up?

[kavilla]

Follow-up: Can the work applied here be applied in other places?

[kavilla]

Assigning to @ashwin-pc

[kavilla]

[Planning]:

Needs verification if this completed.

[joshuarrrr]

@abbyhu2000 Is this complete?

[abbyhu2000]

@abbyhu2000 Is this complete?

I think @ashwin-pc said he will confirm on this one. @joshuarrrr

[joshuarrrr]

@ashwin-pc Can we close?

[ashwin-pc]

Still haven't found the time to verify this.