Transaction not yet indexed

4ZkT21ZE21mFBLZmuCLDNwz2fkkFQEEtemsyf3qoJvNFgrv8kjaAd7LwiuWWZN4R6VrKuVnTBDX4TxJUSAp4VZg4

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