Transaction not yet indexed

MRuLWFjzwPytKCgqkE5M4zV79Tuxc2nf4ioi1SWh17pvbqe9QCsuoHEAJe82ybrzcDHyQDqbtJvr3dBto1pSSS6

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