{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896148,-0.443755,0.000000,0.000000,0.288238,-0.582087,0.760325,0.000000,-0.336440,0.679428,0.652063,0.000000,-2148918.200498,4339662.781813,4136999.419979,1],    "boundingVolume": {    "region": [2.030492,0.710250,2.030671,0.710355,0.000000,35.099684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785316.b3dm"}}}