generator.writeStartObject();
generator.writeStringField("project", this.project);
generator.writeStringField("environment", this.environment);
generator.writeStringField("serverName", this.serverName);
// FIXME this was 'throwable'
generator.writeStringField("backtrace", getStackTrace(rootThrowable));
generator.writeStringField("message", rootThrowable.getMessage());
generator.writeStringField("logMessage", message);
generator.writeStringField("type", rootThrowable.getClassName());
if (level != Level.ERROR) {
generator.writeStringField("errorLevel", level.toString());