Transaction not yet indexed

21cNDmHZhHhVTEHfYXj9N1bBiAQo3uBR5SUyFSixXiyU9dC3LNL6B2d8Zfyyk8ipvgjjcvnARjAHJbKHyb6KLoX6

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