It's a logo of a key changing hands. One hand extends from the right on bottom with its palm facing up. The other hand extends from the left on top and is dropping a key into the other hand.
This Lease icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 5,700 icons, all in the same style and quality.