The "debug_trace" methods remain non-functional due to an upstream issue on the Cronos Foundation side. They have acknowledged ongoing internal testing and configuration changes that are impacting these endpoints.

We are tracking their progress closely and will provide further updates as soon as the Foundation deploys a fix.

Polkadot-assethub Substrate API will is migrating.

• No outage is expected.
• Change: "useRpcBlock" feature

Official Migration Docs:

• https://github.com/paritytech/substrate-api-sidecar/blob/master/guides/ASSET_HUB_MIGRATION.md