{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950884,-0.309549,0.000000,0.000000,0.172830,-0.530907,0.829619,0.000000,-0.256268,0.787213,0.560912,0.000000,-1636236.933346,5026250.665625,3557369.397813,1],    "boundingVolume": {    "region": [1.885442,0.595377,1.885588,0.595596,0.000000,8.800975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1340906.b3dm"}}}