{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944128,-0.329578,0.000000,0.000000,0.184118,-0.527435,0.829405,0.000000,-0.272779,0.781417,0.561230,0.000000,-1741656.198632,4989250.661507,3559390.212599,1],    "boundingVolume": {    "region": [1.906605,0.595813,1.906701,0.595928,0.000000,8.299942]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1266997.b3dm"}}}