Transaction not yet indexed

21NhtddcrzsUQeS7iWbtYsN5krQJHAycsBEQWNAfRoayJDyZDDjyh9kK95nGrNNPZws3fR5HwHWQqZGP7iNqGbRU

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