Transaction not yet indexed

RivWWNTQLrzUhJrmhSbHDAB49N3pPWt4hW5B52uYqCaoZLQ4AFTrFSKXvavSEV3wAbJsXsJZHBzgReZ1FpJZWv8

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