Transaction not yet indexed

MdpmkcHRJtZBUQgczD6bgcJ99kiguN2pM5RASrguBqmQKyXeY2RQFQFHKSaBQsNkHHMZqSvDSccPZmmGbw5Xb3N

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