{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896598,-0.442846,0.000000,0.000000,0.282880,-0.572728,0.769390,0.000000,-0.339785,0.687938,0.641317,0.000000,-2170183.098784,4393816.109715,4068630.351669,1],    "boundingVolume": {    "region": [2.029475,0.696157,2.029658,0.696270,0.000000,38.099943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_494473.b3dm"}}}