# Webhooks | StableRadar

> Alertas por webhook de desancoragens de stablecoins.

Canonical: https://stableradar.com/pt/tools/webhooks
Language: Portuguese (machine translation of interface text; data, names, dates, sources and legal texts as published). English original: https://stableradar.com/tools/webhooks
Generated: 2026-10-26T23:09:28.950Z (live figures are a snapshot at build time; see the canonical page for current values)

# Webhooks AMOSTRA · UI only — delivery needs backend
Assinados (HMAC-SHA256), backoff exponencial, chaves de idempotência.

Payload

POST https://your.app/hooks/stableradar X-StableRadar-Signature: t=…,v1=hmac_sha256 Idempotency-Key: evt_… {"type":"peg.alert","asset":"USDT","status":"ELEVATED","deviation_bps":-12.4}

Política de entrega

- Novas tentativas **8 × exponencial (1s→1h)**

- Tempo limite **10 s**

- Assinatura **HMAC-SHA256**

- Ordem **sequence por ativo**

Última atualização: 2026-10-26 · Fontes: [CoinGecko](https://www.coingecko.com/), [DefiLlama](https://defillama.com/stablecoins), [Coinbase Exchange](https://exchange.coinbase.com/), [XRPL](https://xrpl.org/)