Transaction not yet indexed

21Ks8QQRyZfGQeJEm3UfQaDn853SVeFMQwLVoos7SRpD8G72eyeMeYd2xpbrCEdbRpKBJhBhf1DPd8aoMMWpdLp1

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