Transaction not yet indexed

56UbEhxjFK7MvnFBcPyQAJARCTTnwBqfNcTSpA3HVnApb2eqte4Amc8enHnyDNZh7asT7oecNpT3sbyvb7p8uLz3

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