Transaction not yet indexed

3MDU66v4An2iGpKwECgLzApUmgPPLYMzzj5JfkmA8oYiCsdHBQopFSvLpw5gYbbqgkGGd3mbQTu8ZTPvpFGbSQLK

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