{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949946,-0.312415,0.000000,0.000000,0.174481,-0.530536,0.829510,0.000000,-0.258607,0.786333,0.561073,0.000000,-1651171.745145,5020632.640545,3558394.955962,1],    "boundingVolume": {    "region": [1.888454,0.595597,1.888608,0.595766,0.000000,8.271339]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/1_1433296.b3dm"}}}