Transaction not yet indexed

66um7bssXMEXEGxTnG21YqxNeMhWH3QpnbseSM6BCbb88PyDGQzsFW7wUbRjb2yG6k6VzEsCXnRXHKc4N6RV8fr2

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