message: Corrected validation for case: attr::name::marker
diff: @@ -26,7 +26,7 @@ pub struct Filter {
  }
  lazy_static! {
  - static ref INTERNAL_TAG_MATCHER: Regex = Regex::new("^attr::([^:]+)::(value|marker)$").unwrap();
  + static ref INTERNAL_TAG_MATCHER: Regex = Regex::new("^attr::([^:]+)::value$").unwrap();
  }
  pub struct Verifier {}
  