Transaction not yet indexed

SMXzR1zzCnwzgPWoiD8zCQGoxNT9jJmh5NWa4MN1xNnSDgZemZFkLCpFTXJL8HbuoUGQofKvEgp1pVBUEkH1cVY

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