{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950577,-0.310488,0.000000,0.000000,0.173693,-0.531771,0.828885,0.000000,-0.256816,0.786257,0.562002,0.000000,-1639743.169135,5020162.681896,3564298.040920,1],    "boundingVolume": {    "region": [1.886454,0.596755,1.886552,0.596853,0.000000,8.813590]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1395675.b3dm"}}}