{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950921,-0.309434,0.000000,0.000000,0.173034,-0.531750,0.829036,0.000000,-0.255991,0.786686,0.561777,0.000000,-1634474.671384,5022902.427094,3562867.386499,1],    "boundingVolume": {    "region": [1.885311,0.596447,1.885477,0.596616,0.000000,8.785764]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/1_1386324.b3dm"}}}