Transaction not yet indexed

56iSCVgBPWagsCphdPv9b5hHUsrGogZqWZUAc3VE5iRnuJFSa3mna1u6BbNmdmn67mnB3w4DGi9RpUCkcVvqG3X1

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