Parse a W3C traceparent (and an optional tracestate) into a remote span context, or undefined when it is malformed. A tracestate longer than 512 chars is dropped.
traceparent
tracestate
undefined
Optional
Parse a W3C
traceparent(and an optionaltracestate) into a remote span context, orundefinedwhen it is malformed. Atracestatelonger than 512 chars is dropped.