{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897729,-0.440548,0.000000,0.000000,0.282893,-0.576468,0.766587,0.000000,-0.336781,0.686277,0.644673,0.000000,-2151028.082322,4383269.981700,4089977.543933,1],    "boundingVolume": {    "region": [2.026942,0.700560,2.027069,0.700629,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858114.b3dm"}}}