Transaction not yet indexed

NmttqmbkfPeiQud9GJEtzmyMw5gZN7Sg4MkWkAD2oQneFDjK871zAFXZbeVUFQoe6tMoiYZZL5ERT9xX552qCLa

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