{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896322,-0.443404,0.000000,0.000000,0.283723,-0.573534,0.768479,0.000000,-0.339807,0.686905,0.642411,0.000000,-2170336.824202,4387241.074822,4075590.682267,1],    "boundingVolume": {    "region": [2.030123,0.697581,2.030256,0.697700,0.000000,46.269899]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_540001.b3dm"}}}