Transaction not yet indexed

421U4xC2wMZLr7CqykR2Q1fkDtD4MMbMATAdtR4Cuyrs8f8BzL9y6SHiJJZdLHQxqZGcybVTFA5VFPD2TLg9cQfW

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