{"max_attempts": 3, "base_delay": 100, "exponential": true, "retryable_codes": [429, 500], "cancel_wins": true, "priority_high_first": true, "fifo_ties": true, "dedup_key": "id", "stale_after": 1000, "stale_inclusive": true, "delay_cap": 150, "dead_order": "id", "deployment_region": null, "billing_account": null, "owner_email": null, "sla_percentile": null}