{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950172,-0.311727,0.000000,0.000000,0.174416,-0.531636,0.828820,0.000000,-0.257821,0.785859,0.562098,0.000000,-1646157.807746,5017627.270335,3564907.196223,1],    "boundingVolume": {    "region": [1.887731,0.596827,1.887883,0.597012,0.000000,8.772677]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/5_1400806.b3dm"}}}