Transaction not yet indexed

5u66jUprzYDmPJvN19h1KAMbQPqqUSBZvH1ao2UYVxybQ7vDN3kmMsWteLnbFvCXwx15UneDN2KoyeRZoQ19F3rx

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