SpanContext

The context of a span, attached to [Exemplars][google.api.Distribution.Exemplars] in Distribution values during aggregation.

It contains the name of a span with format:

projects/[PROJECT_ID_OR_NUMBER]/traces/[TRACE_ID]/spans/[SPAN_ID]
JSON representation 
{
  "spanName": string
}
Fields
spanName

string

The resource name of the span. The format is:

projects/[PROJECT_ID_OR_NUMBER]/traces/[TRACE_ID]/spans/[SPAN_ID]

[TRACE_ID] is a unique identifier for a trace within a project; it is a 32-character hexadecimal encoding of a 16-byte array.

[SPAN_ID] is a unique identifier for a span within a trace; it is a 16-character hexadecimal encoding of an 8-byte array.