Transaction not yet indexed

1MbFswdAd9EYb692ZsJEYxPfVP2kPKfwdc4JimmkwWbAP1UrQDkbyXwhriaBFpJ7uZUb5N7J6gDdfNrk4et7Utm

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