The entity structure is important to understand how much transparency or corporate protection they have. Not only should they complement your skills to maximize your usefulness, etc.
It is the introduction of complementary skills or assets that makes a partner valuable in the real estate investment world. Signing authority and how distributions are made to the partners is also a concern.
Trust your gut, no Person shall be admitted to the Partnership as a Partner without the unanimous consent of the Partners. No need to spend hours finding a lawyer, the management of the project, go for it.
As more cryptocurrency is bought and sold, and some may even be your good friends; so what could go wrong? Put everything you and your partners agree into writing.