{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896305,-0.443438,0.000000,0.000000,0.283762,-0.573557,0.768447,0.000000,-0.339819,0.686864,0.642449,0.000000,-2170415.197183,4386976.748182,4075831.844254,1],    "boundingVolume": {    "region": [2.030161,0.697630,2.030294,0.697749,0.000000,53.211031]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_543210.b3dm"}}}