Transaction not yet indexed

MDNxh8k9QvibuN27ioRnLqr95Lav8QgwEDJMQNCyt9JbrRiTm1F9mYHWQWiFnmCmyFxPH5ySQwaYUeCZecJsEAn

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