public static ContentEntityBase::bundleFieldDefinitions(EntityTypeInterface $entity_type, $bundle, array $base_field_definitions)
Provides field definitions for a specific bundle.
This function can return definitions both for bundle fields (fields that are not defined in $base_field_definitions, and therefore might not exist on some bundles) as well as bundle-specific overrides of base fields (fields that are defined in $base_field_definitions, and therefore exist for all bundles). However, bun