{
  "code": -32000,
  "data": {
    "code": 13,
    "message": "unknown key",
    "name": "N5boost16exception_detail10clone_implINS0_19error_info_injectorISt12out_of_rangeEEEE",
    "stack": [
      {
        "context": {
          "file": "database.cpp",
          "hostname": "",
          "level": "warn",
          "line": 606,
          "method": "get_comment",
          "timestamp": "2020-09-14T18:32:20"
        },
        "data": {
          "author": "ciao",
          "permlink": "re-the-amazing-mr-hydde-20160811t213717",
          "what": "unknown key"
        },
        "format": "${what}: "
      }
    ]
  },
  "message": "unknown key:unknown key: "
}
