Transaction not yet indexed

21b8MfDJwdAQwCjibcVfCfZVCaa2g4Knq9DwH2MMbCtbrVkMGFAgLwSDTA7uxd3GLarom8hn4jrwMB7RsvXAJWyE

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