{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948729,-0.316092,0.000000,0.000000,0.176470,-0.529664,0.829647,0.000000,-0.261694,0.785456,0.560869,0.000000,-1670878.733258,5015032.148896,3557101.870891,1],    "boundingVolume": {    "region": [1.892356,0.595324,1.892452,0.595547,0.000000,8.794527]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1181036.b3dm"}}}