Update core/services/ocr2/plugins/ccip/tokendata/usdc/usdc.go

smartcontractkit · Mar 27, 2024 · d68e290 · d68e290
1 parent 151021b
commit d68e290
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/core/services/ocr2/plugins/ccip/tokendata/usdc/usdc.go b/core/services/ocr2/plugins/ccip/tokendata/usdc/usdc.go
@@ -183,9 +183,14 @@ func (s *TokenDataReader) getUSDCMessageBody(ctx context.Context, msg cciptypes.
 }
 
 // callAttestationApi calls the USDC attestation API with the given USDC message hash.
-// The attestation API is rate limited to 10 requests per second, with a temporary ban
-// for 5 minutes if 110 requests are made within a 10-second period.
-// Documentation: https://developers.circle.com/stablecoins/reference/getattestation
+```suggestion
+// The attestation service rate limit is 10 requests per second. If you exceed 10 requests 
+// per second, the service blocks all API requests for the next 5 minutes and returns an
+// HTTP 429 response.
+//
+// Documentation:
+//   https://developers.circle.com/stablecoins/reference/getattestation
+//   https://developers.circle.com/stablecoins/docs/transfer-usdc-on-testnet-from-ethereum-to-avalanche
 func (s *TokenDataReader) callAttestationApi(ctx context.Context, usdcMessageHash [32]byte) (attestationResponse, error) {
 	body, _, headers, err := s.httpClient.Get(
 		ctx,