Transaction not yet indexed

21j4NcAYXvopZiWoWfSBTAgZX1h7PbKG7gbMoSw15TZMuWRqa2itrAUSvX2LWN2ynz2kXAxppp1qzVmXQREg12Sp

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