Transaction not yet indexed

GU16mK9ijKnmuKDd3teeJWjDwhNsmEB3WNubuoK4swjUGjSyM2sec6H6Rb7ruQp6JsP5WL1GTCxpZeieTS1CoF5

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