Whether debug.capture_bodies is enabled
(DebugConfig.capture_bodies); shapes the note shown for resp_body /
request_body when no body text is available.
OptionalrequestBodyText: string | null
Request body text resolved via bodyText
for the predecessor's step (backwalking unchanged bodies); undefined/null
when none is available.
OptionalresponseBodyText: string | null
Same, for the response body.
Builds the full suggestion list for one predecessor snapshot.