Release 5.3.5

What Changed

• Nested structure in quick replies. Support for nesting (nested blocks) in quick replies — you can build more complex templates with structure.

How It Changed

Nested structure in quick replies

Before: Quick replies were mostly a flat list of texts.
Now: Quick replies support nesting — you can create structured templates (e.g. blocks with sub-items).
Why it matters: Operators can use more convenient and logically grouped reply templates.