The "Digging It" is a mission you would get from Sonja. You get this mission right after finding Sonja. This is the 1 mission from a series of 11 mission.
|Buy 1 Shovel to dig up the Treasure Chest|
|Buy 1 Barrel to haul dirt|
|Have 5 Spyglasses to search for treasure|
For completing this mission you will get 500 Coins and 10 XP. You would also be able to start the Shard Work mission.