lift_character_excommunication_effect

lift_character_excommunication_effect = {
	$REQUESTING_CHARACTER$ = {
		hidden_effect = {
			send_interface_toast = {	
				title = lift_excommunicate_interaction_desc.tt
				left_icon = $TARGET_CHARACTER$
				$TARGET_CHARACTER$ = {
					show_as_tooltip = { remove_trait = excommunicated }
				}
			}
		}
	}
	$TARGET_CHARACTER$ = {
		remove_trait = excommunicated
		clear_excommunication_tracking_effect = yes
		add_character_modifier = {
			modifier = excommunication_recently_lifted
			years = 10
		}
		add_opinion = {
			modifier = grateful_opinion
			target = $REQUESTING_CHARACTER$
			opinion = 30
		}
		# To nudge friendship.
		hidden_effect = {
			if = {
				limit = {
					NOR = {
						has_relation_friend = $REQUESTING_CHARACTER$
						has_relation_potential_friend = $REQUESTING_CHARACTER$
					}
				}
				set_relation_potential_friend = $REQUESTING_CHARACTER$
			}
		}
	}
}

As written in game/common/scripted_effects/00_religious_interaction_effects.txt.