disseminate,    
  expver          =    0080,    
  class           =    mc,    
  stream          =    oper,    
  time            =    0000/1200,    
  type            =    an,    
  step            =    0,    
  levtype         =    ml,    
  levelist        =    1,    
  param           =    131/132,
  date            =    20260420,
  domain          =    g