Transaction not yet indexed

21Ko9ksHhvLx4YoDbFYn6bAHs2sT21EYnjWGfcW2kgTp4eDTYVD2JLxTP6E8HfdcTiPWcAEtjyaGvkRynLX3jHTv

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