686 Updates | Reconcile schema

Issue Description

Reconcile schema differences between v1 and v2 of 686/674.

[ ] Identify which properties need to be renamed/cleaned up
- Don't be afraid to do this. Better to rename something than try to fit a square peg in a round hole.
- How many properties changed? A count of the total.
- Which properties have changed?
[ ] Share out the results to the RPBS and BIS teams (Matt and Laura)
- Find out if they can handle two different schemas
- Some of the next steps may change depending on the answer to this question.