Transaction not yet indexed

AMjtSvfjfzyMDDUYXiwZMv56RBbUTakzX7gGxMyZ2d4KpHmih6SJcboECDp7DcbUSY5A64Pi4nYCGDhRwddP8Fk

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