Transaction not yet indexed

Fu21JTauxoS7ZUSaJQ5K4yAAJHexxFDuYoRsWi82TPZjQ1svrhpQ5GPBePVVaKV4bh1RNn2DUU9SZfEUm5Gxgqb

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