Transaction not yet indexed

1mdkmAztnbdCdDRupiqe5sBbMWBpcHNNYAySwekZqdBGpno3qWjNYYCRod1Euo7RH8YmbFT4b1Z1h2ENmFpF9Vj

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