{
    "key": "000000000000000000000000000000000000dead",
    "var_len": "",
    "max_var_len": "",
    "test_type": "Address", 
    "mapping_slot": "000000000000000000000000000000000000000000000000000000000000000b",
    "ground_truth_concat_key": "000000000000000000000000000000000000000000000000000000000000dead000000000000000000000000000000000000000000000000000000000000000b",
    "ground_truth_slot": "44433eeeda1d04bdae79f62169cdb2ab0a6af287fa15706d3fafdbac5fac3415"
}