5GQGMQZ5X4PPHDTYHQJNIIV2MQIVJDBFSIAHDKCSDYT3RB7VSDRQC
O5TXLRTR4ZCI2G2DXV3FA7P6THAP2R7CTIZGW5ZPYIBDBEUWBWSQC
CNAO2PSWRMDTH3DCK4OI6RJCG7AI4FQDYTCXBEYSDCY6JKTAOT2QC
S4P2B3FPF57HPHTIAYGMPCVKB7573IB5ZBKNXVBTB6ICCPF55WNQC
B5EQK6YSRS2YL3C4MXWCOUDYDEOB46LXAZNRCSXC7STIME7W6JQAC
println('sync_rooms: matrix needs_to_join ${needs_to_join}')
println('sync_rooms: matrix needs_to_join ${needs_to_join.map(it.str())}')