Transaction not yet indexed

i8xFmgSTfDdPD5iCJDAZ1VKK8ZbCuupUhkqVnG78JWnqeSP5SjoRLaG862Z1T1tzptZeP28fgr9gWCe3gQMVfc6

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