Transaction not yet indexed

MKTMYh3sCb6s3GSYg79R1x9UG3FCufWVpTaCtR5dJiQWefHe1g4pvb2wJTMkXEEt5sbsFMLpN1ZrhqhofPyQp5s

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