{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899159,-0.437621,0.000000,0.000000,0.282558,-0.580557,0.763619,0.000000,-0.333238,0.684688,0.648194,0.000000,-2128432.675605,4373187.734314,4112378.740647,1],    "boundingVolume": {    "region": [2.023665,0.705150,2.023830,0.705269,0.000000,21.392431]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1843082.b3dm"}}}