Transaction not yet indexed

QNNFfMUEaA4nq2SnxCupyf2rzBgebBSh1sRBXfPaF24pXRqgYjFq7G5JFntS5cmThFV6VMTbmhm9mfdqNUBiSQb

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