Transaction not yet indexed

MReFcUBQzU8x5cQhLojQwGQdgbAYWS4no8YfoL1pdgi7qZPac4ZrGZ2tkUYeaUvRakxikETMi158wpA8xU8cqnH

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