toJson method
Item encoded as JSON
Implementation
Map<String, dynamic> toJson() {
return {
'span_id': spanId.toString(),
'trace_id': traceId.toString(),
'op': operation,
if (parentSpanId != null) 'parent_span_id': parentSpanId.toString(),
if (description != null) 'description': description,
if (origin != null) 'origin': origin,
};
}