The community space is best defined if it understands your users' motivations, leading to fulfilment of their goals. Here's a framework for you to narrow down on your community's goal.
Here's how you can use this template:
1) Click on the 'Framework Template'. It will take you to the Miro board.
2) Duplicate it to your workspace by clicking on the title of the board on top left corner. (you'll need to create an account on Miro if you don't have one - the free one should do)
3) Make the board your workbook to get this task done!