Transaction not yet indexed

MdgKvuJRYkKAsWvSG7DgaLfpzLqN2C9yM7bHe4PD1Lm7kFEqZm4xH87S1a38dZT1NA5dpp8iHW2NJhUJvFX9p8u

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