Transaction not yet indexed

mp7ECSiadLayQbWjdCN6Vn3r4ZEUtNcJR7CwDusUrUh7mADASzqyFH6An44hmNkiHCUJmZgpjM7KHMLbq6nHPa9

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