Transaction not yet indexed

421SjzorL8YgHcN2VwpvHHaWHVLwKqxtjKNrh46wPLe7P7KgHqvvLVxPhaW9uFpGp8k1DBpdmP6CfFfNggkwN25n

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