{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897872,-0.440256,0.000000,0.000000,0.284585,-0.580390,0.762993,0.000000,-0.334967,0.683143,0.648932,0.000000,-2139486.308345,4363332.528685,4117076.939752,1],    "boundingVolume": {    "region": [2.026614,0.706069,2.026747,0.706291,0.000000,14.813745]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1820605.b3dm"}}}