Transaction not yet indexed

MkS4uiVPa3rubfoZYdKF22TgHcZ2y3SoifP13abBTnddhr7AFpCT1jnwiiPSMjm6ApoFtFXxaXxwXFefFdD47qM

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