Transaction not yet indexed

21Y6JmvxSqUSr4ud2SXK99eZKvMEK4MQPFjb26p7ufqndx2a6FG49kip1R2hspKkj4MEuMVTf1M8FQchm5dF5X4Y

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