Fix at entities save conflicts

[daneryl]

fixes #7453

[sentry-io[bot]]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: app/api/entities/entities.js

Function	Unhandled Issue
Object.updateEntity	TypeError: Cannot read properties of undefined (reading 'template') POST /api/ent... Event Count: 1 Affected Users: 2

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