Transaction not yet indexed

31LUMB9VapwaGSNBsdZPqjryUZPk6ZVzug9Qi7Gxi7ACYwTHhBUMv2f3EtANnJF7QC5fL3JBk6EsodXqhseWj9z2

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