Transaction not yet indexed

Der3oX2hnYvA7Lf7vbcYjf6dBmgd9zbQdKJ93Gej3adG3wbp3enwPWmfV3u27G2rAoLTCSLDsqCAkc7tnXPddR8

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