Transaction not yet indexed

21NwkET45AVvq6Rk5HniXZAeKrZqmu34Ks6ZUemGLMNTTnd5pv9YLW4YGgB8RTAD3XKPEA5CsMSnxgBMf1KC93Gp

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