{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858195,-0.513325,0.000000,0.000000,0.262629,-0.439073,0.859209,0.000000,-0.440275,0.736067,0.514163,0.000000,-2810620.482238,4698896.123898,3260334.330264,1],    "boundingVolume": {    "region": [2.109768,0.539969,2.109933,0.540094,0.000000,57.030916]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_40596.b3dm"}}}