Transaction not yet indexed

MTfRkZMSFYAgKjyFMcZ57WDXLr3c4DiS5RsVp8eiEebNb6kBPKeVcXNGr1Zab6PJWZo9yJwWKqRjFhHHRzsFcrH

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