Transaction not yet indexed

421kAM85yARZJ6yXStXGoaTEiqEHMqZwrqVtZDd86TwBJu6ohrBrLByEtsk7Y8X5fJvXrGNjcgZaUPzhUXuYHgGt

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