{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898109,-0.439772,0.000000,0.000000,0.284387,-0.580780,0.762770,0.000000,-0.334501,0.683122,0.649195,0.000000,-2136507.091887,4363204.650236,4118747.967871,1],    "boundingVolume": {    "region": [2.026075,0.706414,2.026208,0.706637,0.000000,7.087692]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1822220.b3dm"}}}