{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950657,-0.310243,0.000000,0.000000,0.173547,-0.531791,0.828903,0.000000,-0.256618,0.786341,0.561975,0.000000,-1638480.871723,5020697.621363,3564126.207222,1],    "boundingVolume": {    "region": [1.886162,0.596687,1.886327,0.596856,0.000000,8.788079]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/3_1327625.b3dm"}}}