{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943936,-0.330129,0.000000,0.000000,0.184250,-0.526823,0.829765,0.000000,-0.273355,0.781600,0.560695,0.000000,-1745330.728968,4990406.692266,3555990.981774,1],    "boundingVolume": {    "region": [1.907189,0.595167,1.907285,0.595282,0.000000,8.770031]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1276314.b3dm"}}}