Transaction not yet indexed

21tk143Tyufd6miEAf2q5R8XbHS19DqBAcpXiHuhWjftGuGE4C7SqQFoYXSiAptAhFuKdSGEtJ1HbN3ysADKb8Dj

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