Transaction not yet indexed

NmLm8aeBay3H7KSa3ASt1RRqXFsTQzqMLNoSDMeLKm4ncqLx2sftV1mT2ZrBEooyXciLBdzeJ2wPsrYCJWeBiaG

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