engineer_build_arm
{ "assist_layers": [ "WL_AnyHorizontalGroundOrWaterSurface", "WL_Air", "WL_Underwater" ], "construction_demand": { "energy": 0, "metal": 0 }, "max_range": 45, "pitch_range": 90, "pitch_rate": 50, "reclaim_layers": [ "WL_AnyHorizontalGroundOrWaterSurface", "WL_Air" ], "reclaim_types": [ "Unit", "Wreckage", "Feature" ], "tool_type": "TOOL_BuildArm", "yaw_range": 180, "yaw_rate": 50 }