Transaction not yet indexed

AMMNRh8aC6W7Z4qvzpKDXFEVa7e7MqCPAxR2siuJ2opnTXHWWgsdPdz8JGZMLU6KwKDicMF3UV54NLpbBCf2CaK

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