Transaction not yet indexed

21HKu6oTCxCcsbYZwp166upcMwSEWdqEUPc1j1ofNfzgDWbMWWEhPqUfLsEatb82XYgV4rq6oTcACmAH2khUTTBM

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