Transaction not yet indexed

21RbSo95ga86b9p3Kt9cvEkNpSddSRFdkvYrrC38Az6abq9gBHmEGtQAkDeShuTRJgJqiCcdHDFsLBgFcVsn2TH8

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