Transaction not yet indexed

21Q4nKMyQBpccLkoyzDGm6Q5fNTiZ12RnD1CqXLVdBtv5zAX7bDsrg9888sscKmc4rfkKR3MoJs4RRTX33G2REeU

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