{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897735,-0.440537,0.000000,0.000000,0.282887,-0.576472,0.766586,0.000000,-0.336772,0.686280,0.644674,0.000000,-2150970.136722,4383290.383361,4089986.096294,1],    "boundingVolume": {    "region": [2.026929,0.700562,2.027056,0.700631,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858128.b3dm"}}}