{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943305,-0.331927,0.000000,0.000000,0.186083,-0.528830,0.828077,0.000000,-0.274279,0.779475,0.563196,0.000000,-1751247.219370,4976884.608442,3571890.139970,1],    "boundingVolume": {    "region": [1.909069,0.598200,1.909214,0.598298,0.000000,8.759725]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_568503.b3dm"}}}