BKQMNJCEOSPWXY44FOZKME4ESOMNQCYZNF3ECNAMHKKURDZ6YLJQC
YLDLW26BHU33CBASODRBNFPRTUMCOGUFFI5CXGEIEL2EL3DFEPQQC
S4P2B3FPF57HPHTIAYGMPCVKB7573IB5ZBKNXVBTB6ICCPF55WNQC
name: split(self.whoami)[1]
name: split(matrix_id)[1]