Transaction not yet indexed

21NvmLKb8mszAdBs5bv2zJ1grgaTfFEcMVoyWHiv5AGTpJLhtCBKhXda2C1WaFbF6AHyLaMR9UpbYHmB9P7A7WUR

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