Transaction not yet indexed

MTMK3YrmPLxa2GZrdEMWN6g8ihFYQdogfkEEXyQGmYimaVGAYdW2KFXQWAFuMURqpbuUfeRkAD2K1WqqbrHDX4i

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