Transaction not yet indexed

53cFm64NsqjpphWDNYHAnAtoc8ZsnFHG6SQZSrRfhmgP7Rt8c6L2DnuBZEd9tE3VdfsrHmyHuxp7WCvjCXTaFQUp

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