Transaction not yet indexed

21WKN8cMydZhAvsxujAaDoPv1mQh2E9mu2Tmzr6cng5MakovWpDSENgwgDGjXcVaP9eSZ32Fq4SSaedhB4wHcWP6

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