{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944035,-0.329847,0.000000,0.000000,0.184149,-0.527041,0.829649,0.000000,-0.273082,0.781571,0.560868,0.000000,-1743590.085832,4990226.513603,3557090.163665,1],    "boundingVolume": {    "region": [1.906890,0.595376,1.906985,0.595491,0.000000,8.608253]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/4_1310986.b3dm"}}}