Branding: theme data reference

Reading the data tables. Presence varies by page and state; this is not a requirement to populate every field.

Field	Type	Meaning	Availability
viewModel.branding	object	Branding data; check child fields before use.	When the parent is provided; check optional fields.
viewModel.branding.email	string	Email value supplied for this context.	When the parent is provided; check optional fields.
viewModel.branding.logoAlt	string	Logo alt value supplied for this context.	When the parent is provided; check optional fields.
viewModel.branding.logoUrl	string	Prepared logo URL; use unchanged.	When the parent is provided; check optional fields.
viewModel.branding.name	string	Name value supplied for this context.	When the parent is provided; check optional fields.
viewModel.branding.phone	string	Phone value supplied for this context.	When the parent is provided; check optional fields.