Transaction not yet indexed

NiYfMRHUtsG7AAmQudWN4EqV2KXLSmvaRsCat9Vf1dMY4ZPDRYmqawbFM7VGoWiRBSD3dtdXRV2A2gvTtGwp9Y7

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