code: func (m *Manager) OrganizationIsMember(globalID, organization string) (ismember bool, err error) {
  	matches, err := m.collection.Find(bson.M{"globalid": globalID, "orgmembers": organization}).Count()
  	ismember = (matches > 0)
  	return
  }
docs: //OrganizationIsMember checks if organization2 is a member of organization1