class ElasticAPM::OpenTracing::SpanContext

def self.from_header(header)
  return unless header
  trace_context = TraceContext.new(
    traceparent: TraceContext::Traceparent.parse(header)
  )
  trace_context.traceparent.id = trace_context.parent_id
  trace_context.traceparent.parent_id = nil
  from_trace_context(trace_context)
end