[  
  {
    "level": "info",
    "msg": "test",
    "log": "level=info msg=\"test\""
  },
  {
    "count": 15,
    "field": "value=test",
    "log": "field=\"value=test\" count=15"
  },
  {
    "func": "param1=\"a=b\", param2>5",
    "value": 80,
    "log": "func(param1=\"a=b\", param2>5) value=80"
  },
  {
    "status": 404,
    "url": "/api/v1/resource?path=test",
    "time": 1200,
    "log": "status!=200 url=/api/v1/resource?path=test time=1200"
  },
  {
    "level": "debug",
    "count": 50,
    "size": 1024,
    "log": "level!=debug count<=50 size>=1024"
  },
  {
    "level": "info",
    "msg": "stopping collector runner...",
    "log": "level=info msg=\"stopping collector runner...\""
  },
  {
    "error": "DbException",
    "class": "UserAccountService",
    "message": "Database connection failed",
    "log": "error=DbException class=UserAccountService message=\"Database connection failed\""
  },
  {
    "exception": "NullPointerException",
    "component": "XMLHttpRequest",
    "method": "validateUserInput",
    "log": "exception=NullPointerException component=XMLHttpRequest method=validateUserInput"
  },
  {
    "error": "SQLException",
    "handler": "OAuth2TokenHandler", 
    "status": "InvalidFormatException",
    "log": "error=SQLException handler=OAuth2TokenHandler status=InvalidFormatException"
  },
  {
    "service": "UserManagementService",
    "operation": "createNewAccount",
    "result": "AccountCreationSuccessful",
    "log": "service=UserManagementService operation=createNewAccount result=AccountCreationSuccessful"
  },
  {
    "token": "U8iI34Vi",
    "identifier": "A1B2C3D4",
    "code": "Http404Error",
    "log": "token=U8iI34Vi identifier=A1B2C3D4 code=Http404Error"
  },
  {
    "api": "RESTApiController",
    "parser": "JSON2XMLConverter",
    "version": "ApiVersion2_3",
    "log": "api=RESTApiController parser=JSON2XMLConverter version=ApiVersion2_3"
  }
]