Transaction not yet indexed

NMRmJSLaCFkJS1AyAqaTZnf9s8oTyo4pie3hcpqqpqj2RFQDo6MDTgS7WiTBi4QbwForbkVxzBYG4BYVNEUCa3c

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