Transaction not yet indexed

iUndAdCguK8cpoxWZEymmxFfXsf9VaqwpNUCaJPGwjmPRwn412M8veTYeqHRbRLEzgGBtuduQvT4Wb7bsBitFN9

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