Transaction not yet indexed

53Ko6JhAeaqFprY6eu1JqbVefnyrGiTPecvJsuxfG8sbbDgb8mSHnoLLnerkauGJjBhkzoLzgUixtRx1PbPxTD3Z

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