Transaction not yet indexed

5tSAnmC6fq6UDfErYKBYd1RT3qgzU158wG6eP3pK9p8jviWSs7zCLUMBRuSnqBxpLPkMPRytTFGJ1YYKTQnGSP21

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