Nice seed for start. It generates two huts, villages and a mansion near the spawn. You will start near a plain settlement, where some of the houses are located in the swamp biome. There is a witch hut (55 ~ -360) nearby. There is another hut in the same swamp, you will find it at coordinates -185 ~ 25. The second village is located at 115 ~ 70 near a dark forest with a mansion.
How to use Huts, Villages, Mansion seed
Start the Singleplayer mode
Select ‘Create New World’
Then click on ‘More World Options…’
In the ‘Seed for the World generation’ field, enter 526921156402357540