{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943215,-0.332182,0.000000,0.000000,0.185942,-0.527974,0.828655,0.000000,-0.274683,0.779949,0.562342,0.000000,-1753823.415852,4979894.530394,3566463.425662,1],    "boundingVolume": {    "region": [1.909350,0.597176,1.909475,0.597256,0.000000,7.282793]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/2_1256295.b3dm"}}}