Transaction not yet indexed

21UsvaYuk2oAQJLrPyqJdy9VchUfwdXEXNd7PoHui54RNnUM8i7kyXEXAdDHXMDbpf9MyDtuPMccAvGjjcyNHZXo

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