Transaction not yet indexed

KkffNfHYfWdPEQmADhbBKPTjrYpawssjTNznK8qd2zYTcWNWMV8wSMjsdGhKw84hKvvh6BN9WHEaSqPUTHSgtd7

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