Transaction not yet indexed

MtmBhBGmXTzUGuHKBuAM5eYEi7DVw9yHKQcu5aqctw2y7gBT9v1tpxFPTHmspFvtEePALuEh4txU71KQp7NFcML

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