{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948948,-0.315433,0.000000,0.000000,0.176186,-0.530038,0.829468,0.000000,-0.261092,0.785467,0.561136,0.000000,-1667035.388317,5015102.669386,3558793.896785,1],    "boundingVolume": {    "region": [1.891641,0.595704,1.891778,0.595810,0.000000,8.715283]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1069889.b3dm"}}}