Transaction not yet indexed

5b1ifYihtFqwMBAfLjMiPUfo9qA8nnbCDxH4dTxgSDu8S5A9xaePj4zsFbGEGWMtfriXPE1VAXAntEvufgyd5MtG

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