{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897720,-0.440566,0.000000,0.000000,0.282896,-0.576443,0.766605,0.000000,-0.336802,0.686286,0.644651,0.000000,-2151165.692634,4383329.661921,4089842.118804,1],    "boundingVolume": {    "region": [2.026962,0.700533,2.027089,0.700602,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_857635.b3dm"}}}