{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898002,-0.439992,0.000000,0.000000,0.284417,-0.580481,0.762987,0.000000,-0.334764,0.683235,0.648940,0.000000,-2138183.960900,4363925.043378,4117125.190565,1],    "boundingVolume": {    "region": [2.026320,0.706079,2.026452,0.706301,0.000000,11.388064]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1820733.b3dm"}}}