The Irongolem no longer sways when it walks

Partner Rank:
2

Verification builds:
Beta 1.12.3 2120526

Summary:
The iron golem no longer sways side to side when it walks.

Impact:
This affects multiple pieces of Noxcrew’s content; including City Living, Spaceships and Aliens, Winter Minigames and more. The movement was used within marketing and thus no longer works it is misleading to consumers

Repro Steps:

1. Create a creative world
2. Summon an iron golem
3. Observe the iron golem not swaying when it walks
4. Load up a 1.8.1 client
5. Repeat the above steps
6. Observer the iron golem swaying when walking

Observed Results:
The iron golem no longer was it’s walking animation.

Expected Results:
The iron golem maintains it’s walking sway animation

Screenshots/Videos attached:
Yes, see notes

Regression Builds:
1.8.1 1483479

Notes:
A clear example of our use of it is within the City Living trailer at 19 seconds
https://youtu.be/VrqPV2BLEyo?t=19s
Weirdly, this trailer was filmed in 1.9 or 10 but I was unable to find the build which they moved like this.
The entity has yet to be fully data driven I believe so this may be related to the cause of the issue.