{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943917,-0.330184,0.000000,0.000000,0.184389,-0.527123,0.829543,0.000000,-0.273326,0.781373,0.561025,0.000000,-1745149.491110,4988965.456844,3558087.488606,1],    "boundingVolume": {    "region": [1.907247,0.595565,1.907342,0.595680,0.000000,8.618054]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1297316.b3dm"}}}