Transaction not yet indexed

AmMKWEzBRtD4VhA6oQWhcPXXgfh1m3QMZ6WQTg9gWe87Fowu7pH6U6bSPBUsn7VqfS9N6qCUrnYX7gWiA1AuYQ3

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