Transaction not yet indexed

518PzSRUXHDeVfnyStzPmxQmd3YALFcLLRdSrUNK4jgKW7kQNbcNeeSRphpGdu3yAFCKbU7Q7SZJETqxMR1GQwXR

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