{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893957,-0.448152,0.000000,0.000000,0.288823,-0.576132,0.764626,0.000000,-0.341711,0.681631,0.647003,0.000000,-2182537.125974,4353641.675060,4104803.393566,1],    "boundingVolume": {    "region": [2.035411,0.703566,2.035576,0.703729,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1996831.b3dm"}}}