Transaction not yet indexed

MC2Mptk7u2G7Vf7LenCptAPu4RYK5jV94SYymiUpocQjEop2ptS4me6Y2c4toVF1TnN2DbcfUU2tSTzccDGtPKn

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