{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948711,-0.316144,0.000000,0.000000,0.176430,-0.529447,0.829794,0.000000,-0.261783,0.785582,0.560651,0.000000,-1671450.046175,5015830.767958,3555716.492716,1],    "boundingVolume": {    "region": [1.892410,0.595061,1.892506,0.595284,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179173.b3dm"}}}