Interface GetOrganizationUnitTree

Get a tree of Organization Units, with given OrganizationUnitID as root node and it's direct children in a list of Children nodes. This iterates recursively for every child nodes children, and every child node childrens children, and every child node children childrens children, and every child node children children childrens children, and every child node children children children childrens children, and every child node children children children children childrens children, and every child node children children children children children childrens children, and every child node children children children children children children childrens children, and every child node children children children children children children children childrens children, and every child node children children children children children children children children childrens children, and every child node children children children children children children children children children childrens children, and every child node children children children children children children children children children children childrens children, and every child node children children children children children children children children children children children childrens children, and every child node children children children children children children children children children children children children childrens children.