Transaction not yet indexed

21HFfrFaXykJaiGxZsku2MogvecghG5b2sMEuz9H5gdrdG4EcRYZRrDZSDBi2ckcNekPob9Gj9uUdpqWTWw7jDQn

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