{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896429,-0.443187,0.000000,0.000000,0.283545,-0.573522,0.768554,0.000000,-0.339674,0.687055,0.642321,0.000000,-2169488.160873,4388194.959995,4075019.396603,1],    "boundingVolume": {    "region": [2.029863,0.697449,2.030032,0.697598,0.000000,90.957159]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_938020.b3dm"}}}