Transaction not yet indexed

3MdDcwS4Q1Y4gCeYn1G9XZmUbn3ZRx6pk7HPRFzCpzqZDgWea63AbeHmSApBYbeumdQTNBM5zHJMQDhUb4ykJF9m

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