Transaction not yet indexed

421HkAsw8awfir8Q2qYngb4iyZY1YeMn2XvhWZFNwuqGQeyrmmNBY482K8P4C5dXMHieCBofkKfeQ3biBsTcPSAM

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.