{ "width": 1000, "height": 2000, "dt": 0.2, "entities": [ { "id": "ego", "type": "ego", "toward": "0", "x": 500, "y": 0, "size": "Small", "vx": 0, "vy": 380, "ay": 0, "accel_mode": "Z" }, { "id": "veh_1", "type": "vehicle", "toward": "0", "x": 492, "y": 1209, "size": "Small", "vx": 0, "vy": 0, "ay": 0, "accel_mode": "Z" }, { "id": "veh_2", "type": "vehicle", "toward": "0", "x": 168, "y": 1182, "size": "Small", "vx": 0, "vy": -480, "ay": 0, "accel_mode": "Z" }, { "id": "veh_3", "type": "vehicle", "toward": "0", "x": 334, "y": 1557, "size": "Big", "vx": 0, "vy": 0, "ay": 0, "accel_mode": "Z" }, { "id": "ped_1", "type": "pedestrian", "x": 606, "y": 969, "vx": 0, "vy": -20 }, { "id": "ped_2", "type": "pedestrian", "x": 526, "y": 959, "vx": 0, "vy": -20 }, { "id": "ped_3", "type": "pedestrian", "x": 465, "y": 894, "vx": 0, "vy": -20 }, { "id": "ped_4", "type": "pedestrian", "x": 378, "y": 968, "vx": 0, "vy": -20 }, { "id": "ped_5", "type": "pedestrian", "x": 308, "y": 934, "vx": 0, "vy": -20 }, { "id": "obs_1", "type": "obstacle", "x": 897, "y": 992, "width": 200, "length": 2000 } ] }