Transaction not yet indexed

RMb6shRqqVGqHxcHHrTTYGMEWeeGerHHdKn5YsgRRLDDNpoXkyb7ta7BuXv1eMRLE9qY6XowVYZuTSwwZh8dBRS

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