{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858250,-0.513231,0.000000,0.000000,0.262900,-0.439634,0.858839,0.000000,-0.440003,0.735795,0.514785,0.000000,-2808893.474716,4697167.861186,3264284.006835,1],    "boundingVolume": {    "region": [2.109660,0.540694,2.109824,0.540819,0.000000,73.131566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_435962.b3dm"}}}