{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858270,-0.513198,0.000000,0.000000,0.262519,-0.439034,0.859263,0.000000,-0.440194,0.736178,0.514073,0.000000,-2810106.073324,4699603.993749,3259761.273989,1],    "boundingVolume": {    "region": [2.109621,0.539864,2.109786,0.539989,0.000000,78.074233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_328328.b3dm"}}}