Transaction not yet indexed

421cpBSwSSYD6zVvViAwNQ1LRXcyxkrvRtaQCpZ5hVuA7MPbW99QQXyx92FwiD3TKve6TKAD7Dy9ExDgqnMTTW7o

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