{"name" : "MAXVALUE", "items" : [
        {"name" : "field" , "value_type" : "STRING"},
        {"name" : "value" , "value_type" : "FLOAT"},
        {"name" : "I1" , "value_type" : "INT"},
        {"name" : "I2" , "value_type" : "INT"}, 
        {"name" : "J1" , "value_type" : "INT"},
        {"name" : "J2" , "value_type" : "INT"}, 
        {"name" : "K1" , "value_type" : "INT"},
        {"name" : "K2" , "value_type" : "INT"}]}