Transaction not yet indexed

493ExiyA7isi5uSp96xXoLqUcRM2cRzcKCYgrqHB2GkpJD35g5a79UefqN2GJkEpm3qkEb7ZGXRFmMbT262itUUp

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