name: Action name, only used by the mission
designer.
npc_name (Optional): Giver NPC tag name.
group (Boolean):
Allows to give items to the whole group at the same time.
Item/quantity/quality: Array containing given item
description. See item_guidelines for the
formatting requirements.
guild (Boolean): This parameter is only for guild missions. If it is set to true the action is done for the guild (not for the players that completed the mission).
item_type
(item)
item_quantity (int)
item_quality (int)