Transaction not yet indexed

KffA1QAF2aF2HCDy7k6uDVHmtY7kVAw3gWRTQ8ev3moLTvmArgCrECAaWi1An1WgjUE47maEFbBYYDxYYi9YnRJ

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