Transaction not yet indexed

MNKgyJS3WQebfQTgNTKirzz7pgnkdAomHUHbPCVPnaspHexLJr1rf6PWR3d9JzNFhuacmsFGQe1opBcDmaVoTu3

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