{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950578,-0.310485,0.000000,0.000000,0.173368,-0.530781,0.829587,0.000000,-0.257033,0.786930,0.560959,0.000000,-1641121.154311,5024443.845612,3557669.894474,1],    "boundingVolume": {    "region": [1.886442,0.595486,1.886557,0.595601,0.000000,8.815733]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/10_1451644.b3dm"}}}