{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893938,-0.448191,0.000000,0.000000,0.288869,-0.576163,0.764585,0.000000,-0.341722,0.681579,0.647052,0.000000,-2182608.080599,4353312.307825,4105112.889231,1],    "boundingVolume": {    "region": [2.035454,0.703630,2.035620,0.703792,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1871025.b3dm"}}}