Transaction not yet indexed

21mk9T8gq4fBGmZNNfvZHgerAifSSXSVa2xpU8YohDsxrWMdAX2GFrAyNW5TzQHXpipuDxkk9KY8T5dePX7GN2G1

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