Transaction not yet indexed

NU3uTcJLKEsQAYJjik9tt71x1meCuEXvK78H7MAyNikYPxQJ8MREVjRPkgthKDCw5CaCh9eEfW3eysMkCnhnRWt

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