Response field apm_rum_flat_sampling_replay_sample_rate added

What changed

No action needed unless you validate responses against a closed schema.

Affects RUMApplicationListAttributes reachable from 1 operation.

Who is affected

Code that reads Datadog's RUMApplicationListAttributes objects, used by 1 Datadog operation.

Before and after

Based on Datadog’s published API specification. How severity is decided.