{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943344,-0.331817,0.000000,0.000000,0.186089,-0.529044,0.827940,0.000000,-0.274142,0.779376,0.563400,0.000000,-1750376.689702,4976255.040550,3573185.030506,1],    "boundingVolume": {    "region": [1.908953,0.598447,1.909098,0.598544,0.000000,8.803792]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/7_568822.b3dm"}}}