Transaction not yet indexed

21TvhgKoUU37wwj6iYxAFadpzVDv1hTkmmc4kGkAKRCmgTGdae13L8SfsL7NNPC9jfc5FbfwQLbrF8nzpBvUrB68

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