{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858165,-0.513374,0.000000,0.000000,0.262574,-0.438923,0.859303,0.000000,-0.440366,0.736122,0.514006,0.000000,-2811199.532218,4699247.057152,3259335.880291,1],    "boundingVolume": {    "region": [2.109826,0.539786,2.109991,0.539911,0.000000,7.129175]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_40541.b3dm"}}}