Transaction not yet indexed

MKBmcuASEbk6wKp6mNTkXThEWbLwmLStb2ZwpxM4iQakG2v6KVQTYUhXqcWhajD1FmZabjnriDToKeuSDqDAjVf

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