{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951882,-0.306464,0.000000,0.000000,0.112593,-0.349715,0.930066,0.000000,-0.284772,0.884506,0.369532,0.000000,-1817146.243463,5644080.936847,2342218.754944,1],    "boundingVolume": {    "region": [1.882191,0.378445,1.882355,0.378566,0.000000,31.872337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/11_46287.b3dm"}}}