{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950571,-0.310507,0.000000,0.000000,0.173537,-0.531258,0.829246,0.000000,-0.256944,0.786598,0.561465,0.000000,-1640558.091011,5022331.562595,3560888.943615,1],    "boundingVolume": {    "region": [1.886473,0.596106,1.886571,0.596205,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1427233.b3dm"}}}