[Snippet rust]
```rust
pub async fn verify_external_token(
```
Path: hyperswitch/crates/router/src/core/external_service_auth.rs :: verify_external_token (function, crate=router)

Negatives:
- hyperswitch/crates/analytics/src/lib.rs :: convert_to_raw_secret
- hyperswitch/crates/hyperswitch_connectors/src/connectors/coingate.rs :: get_headers
- hyperswitch/crates/hyperswitch_connectors/src/connectors/taxjar.rs :: handle_response
- hyperswitch/crates/router/tests/connectors/finix.rs :: should_partially_refund_succeeded_payment
- hyperswitch/crates/hyperswitch_connectors/src/connectors/airwallex.rs :: new