Transaction not yet indexed

421MLz2rSvi1GaL4FR5dRDk9RSF8SfR7J8udZUKiR1mNZgR4WyakrtejfFBpVVoasWhtKh3Hb8AmyZ68jbZDzGD6

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