{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943964,-0.330049,0.000000,0.000000,0.184293,-0.527093,0.829584,0.000000,-0.273227,0.781451,0.560964,0.000000,-1744520.365319,4989461.128550,3557703.530031,1],    "boundingVolume": {    "region": [1.907104,0.595493,1.907199,0.595607,0.000000,8.814206]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1274590.b3dm"}}}