JXKG67IHVGVO7WJFPTFZI4WJ54Q3BMIAQQKH4DAZP4HABHEVQI3AC
K4DRWAY72CGDTYJ52KGZFEZDO5HHXOYRIYR5L2SHXXUF3BPNOWTAC
B5EQK6YSRS2YL3C4MXWCOUDYDEOB46LXAZNRCSXC7STIME7W6JQAC
S4P2B3FPF57HPHTIAYGMPCVKB7573IB5ZBKNXVBTB6ICCPF55WNQC
_, code := self.matrix.join(room_id) or { continue }
_, code := self.matrix.join(room_id) or { println("matrix.join fail $err") continue }