One pigeon event as a builder makes it: everything but its identity and its
moment, which the process's telemetry store gives it when it is logged
(EmitTelemetry). See PigeonBatchEvent.
extra is a JSON object whose numbers may be kept as their exact text: an id
the app writes as a JSON number is a JsonNumberLiteral of its digits,
never a rounded double. The serializer writes it with the one writer,
JSON.stringify.
One pigeon event as a builder makes it: everything but its identity and its moment, which the process's telemetry store gives it when it is logged (
EmitTelemetry). See PigeonBatchEvent.extrais a JSON object whose numbers may be kept as their exact text: an id the app writes as a JSON number is a JsonNumberLiteral of its digits, never a rounded double. The serializer writes it with the one writer,JSON.stringify.