{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896508,-0.443029,0.000000,0.000000,0.282987,-0.572649,0.769410,0.000000,-0.339934,0.687887,0.641293,0.000000,-2171136.743383,4393487.942816,4068476.984729,1],    "boundingVolume": {    "region": [2.029679,0.696126,2.029862,0.696238,0.000000,49.342115]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_507633.b3dm"}}}