i want to pass grasps to moveitmsgs::PickupGoal. i have the grasps in manipulationmsgs::Grasp, but it seems PickupGoal will only take moveitmsgs::Grasp. what is the best way to convert from manipulationmsgs::Grasp to moveit_msgs::Grasp? or is there another way of going about it?

i am using hydro.