Transaction not yet indexed

2b7MMaEY1MbzRjiJPQXKreztbNGCevdsVjjFCAt7ZKtRajSnvbktY9cqKRU1K2dN8Qe8BiiUBUEZbGFAP6G7SEL6

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