Transaction not yet indexed

2688omDPgzkCrYJQ9jVAPQ9HUmdq2uurLjejR6pMvE2Puz4hDE7RDPYVLqNsCBdr7iLJ2yr6DeGVF8RhWHq7bBwn

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