Transaction not yet indexed

4E3spoqVke1fQLFdfyEnED66PrzTH4T5xb8fC6i3V3JT8pTqx6tsU3FHutHGqNpEfsAzpe7d8pNmayFpgaaF1ky8

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