{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950445,-0.310892,0.000000,0.000000,0.174026,-0.532026,0.828651,0.000000,-0.257077,0.785924,0.562347,0.000000,-1641409.831513,5018047.018246,3566494.618334,1],    "boundingVolume": {    "region": [1.886879,0.597172,1.886977,0.597271,0.000000,8.550220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1384858.b3dm"}}}