{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896581,-0.442880,0.000000,0.000000,0.283347,-0.573618,0.768555,0.000000,-0.339439,0.687173,0.642320,0.000000,-2167984.772985,4388945.900224,4075010.840325,1],    "boundingVolume": {    "region": [2.029520,0.697447,2.029688,0.697596,0.000000,34.453535]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_497724.b3dm"}}}