| C | ↗ | B | MonitoredItemService improved |
| A | ↛ | EventResult removed |
| ⇢ | B | Event.to_event_fields() added | |
| ⇢ | B | Event.to_event_fields_using_subscription_fields() added | |
| ⇢ | A | Event.get_event_props_as_fields_dict() added | |
| ⇢ | A | Event.from_event_fields() added | |
| ⇢ | A | Event.add_property() added | |
| ⇢ | A | Event.from_field_dict() added | |
| ⇢ | A | Event.__str__() added | |
| C | ↘ | F | pack_uatype() got worse |
| B | ↛ | EventResult.to_event_fields_using_subscription_fie... removed | |
| A | ↛ | EventResult.get_event_props_as_fields_dict() removed | |
| A | ↛ | MonitoredItemService._get_event_fields() removed | |
| A | ↛ | EventResult.__init__() removed | |
| A | ↛ | EventResult.from_field_dict() removed | |
| A | ↛ | EventResult.from_event_fields() removed | |
| A | ↛ | EventResult.to_event_fields() removed | |
| A | ↛ | EventResult.__str__() removed | |
| A | ↛ | BaseEvent.__str__() removed |