{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897739,-0.440527,0.000000,0.000000,0.282886,-0.576487,0.766575,0.000000,-0.336759,0.686274,0.644687,0.000000,-2150892.369838,4383250.483785,4090069.193848,1],    "boundingVolume": {    "region": [2.026919,0.700579,2.027045,0.700648,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858329.b3dm"}}}