Transaction not yet indexed

1PKL21bPAC2kv6V8PrP6YuAVv2BD9DYcMPS1urYs4PnDJV9CBjZdAmZdBxZzV1T2g9rFMUNB6jiFNt22M4w8GvQ

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