Transaction not yet indexed

21b8TmMReetPKDGcLj8xb3DhsvcC8gRUNd2NLjgPSQKaygJEaasLW3x7cCLbMLrbU2NJajiTmciuQt49k87rXsnK

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