{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943776,-0.330585,0.000000,0.000000,0.183793,-0.524704,0.831207,0.000000,-0.274212,0.782839,0.558543,0.000000,-1750793.343348,4998277.378196,3542317.071659,1],    "boundingVolume": {    "region": [1.907665,0.592538,1.907775,0.592719,0.000000,8.321389]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_1246389.b3dm"}}}