{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943969,-0.330034,0.000000,0.000000,0.184282,-0.527086,0.829591,0.000000,-0.273218,0.781462,0.560954,0.000000,-1744457.581041,4989530.159017,3557637.945486,1],    "boundingVolume": {    "region": [1.907088,0.595480,1.907184,0.595595,0.000000,8.814206]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1274676.b3dm"}}}