Transaction not yet indexed

1MntR2ut5yZTXcAeYVkGRAtrufw87UEA4aCFD9EthhEsNL9oH8cdFbKkirHH8k5XD7B82XEVgKJ5jmys59tzXHM

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