Transaction not yet indexed

mc8TKNvTY3UBRC3H6fL41M9BiYtJBe7Mfwy4jxirPAhJUGV6rZdfFym8C2j8vcZZarF41cgy99cRBgbHFMmAxmf

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