Transaction not yet indexed

21FMZpdnarGRfaFMh5GT1N5f3Q1ZkoRMJ5zvppUSc6fYDyYbJ9WMu4qavJdqqz2e78xVhAmrCUxK9iM54FMtAV9x

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