Transaction not yet indexed

MKAFdRxzbLqxxmsd61TMdmb1dkabEyG8FBCG3GyZbhHbcAXv1o5k55sHtZ5rWQrTyEaKtW52aeSspgffeEMKPiq

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