{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897952,-0.440094,0.000000,0.000000,0.282476,-0.576353,0.766828,0.000000,-0.336540,0.686664,0.644386,0.000000,-2149486.933691,4385736.823553,4088155.174688,1],    "boundingVolume": {    "region": [2.026436,0.700186,2.026563,0.700255,0.000000,16.563189]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_883792.b3dm"}}}