Transaction not yet indexed

ME3a7WCxdkZ9NYy44FbBU3eQQKZ8HJRRzPfDjvKh1cTaHmf9rBg9vQDfTLZGUguC1apd7CZjhBPCcSD4kpcpejp

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