{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896141,-0.443770,0.000000,0.000000,0.288252,-0.582092,0.760316,0.000000,-0.336446,0.679414,0.652074,0.000000,-2148962.114596,4339576.885291,4137066.261565,1],    "boundingVolume": {    "region": [2.030508,0.710264,2.030687,0.710369,0.000000,12.059700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785131.b3dm"}}}