{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899167,-0.437607,0.000000,0.000000,0.282538,-0.580541,0.763639,0.000000,-0.333236,0.684712,0.648170,0.000000,-2128417.005465,4373338.578355,4112227.454353,1],    "boundingVolume": {    "region": [2.023649,0.705119,2.023814,0.705238,0.000000,10.706649]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/4_1842906.b3dm"}}}