{
    "key": "f04a5cc80b1e94c69b48f5ee68a08cd2f09a7c3e",
    "var_len": "",
    "max_var_len": "",
    "test_type": "Address", 
    "mapping_slot": "0000000000000000000000000000000000000000000000000000000000000003",
    "ground_truth_concat_key": "000000000000000000000000f04a5cc80b1e94c69b48f5ee68a08cd2f09a7c3e0000000000000000000000000000000000000000000000000000000000000003",
    "ground_truth_slot": "1f8193c3f94e8840dc3a6dfc0bc012432d338ef33c4f3e4b3aca0d6d3c5a09b6"
}