{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897915,-0.440168,0.000000,0.000000,0.282571,-0.576426,0.766737,0.000000,-0.336557,0.686555,0.644494,0.000000,-2149596.018666,4385040.801277,4088839.773838,1],    "boundingVolume": {    "region": [2.026519,0.700327,2.026646,0.700395,0.000000,33.682253]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_852348.b3dm"}}}