{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950579,-0.310481,0.000000,0.000000,0.173523,-0.531262,0.829247,0.000000,-0.256924,0.786605,0.561464,0.000000,-1640426.420284,5022378.509582,3560883.426108,1],    "boundingVolume": {    "region": [1.886447,0.596105,1.886545,0.596204,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1427227.b3dm"}}}