Transaction not yet indexed

mcu2HEzE8iZTPnysAEb6GhV4E2b3roLrds7tLT7HYzfRMTJMgWNfyLGS11qgSYLcu8sUjuwDH7NMvQ2TTBKtaaR

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