{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950486,-0.310769,0.000000,0.000000,0.173510,-0.530680,0.829622,0.000000,-0.257279,0.786887,0.560907,0.000000,-1642690.571409,5024165.274185,3557341.201587,1],    "boundingVolume": {    "region": [1.886748,0.595423,1.886848,0.595540,0.000000,8.794034]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/10_1451449.b3dm"}}}