{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948670,-0.316268,0.000000,0.000000,0.176480,-0.529366,0.829835,0.000000,-0.261900,0.785587,0.560590,0.000000,-1672192.469946,5015862.819333,3555324.825931,1],    "boundingVolume": {    "region": [1.892542,0.594986,1.892638,0.595209,0.000000,8.803720]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1178620.b3dm"}}}