Transaction not yet indexed

21f4Kf56vAx9zbPAHDh5DgGKm7hVmkc4VZ8PLFvzXcMtmj7rP7aj7JVCz4ijLGav3dgDN2FW5HoMWieAcHs58eD4

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