Transaction not yet indexed

21LXUGaFm5sFgp65Z4Ak3vPCA4MLJWxRvDKkugv7j8tHy9nkYzh1nT1eMUNbajHKykPjnFKPWmPqF3Kt9u8gpRVo

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