Transaction not yet indexed

421Vkjmf5Vrz9npFKazStRjFtomZcASbGStQyguazXPC5eoaL41Z3VpM3FUF1AwdvgX18rA2kcTk1HVoKZquaYw1

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