Transaction not yet indexed

EM18aL1MT3yR2HUz3QpAvqEwA3ruwH9H54Y7ryMSDsyUqFWR2vHDpunw9TtrHdhMTpiZVmCwsoeV7CvKqmgWGR6

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