{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949502,-0.313762,0.000000,0.000000,0.175071,-0.529798,0.829858,0.000000,-0.259832,0.786298,0.560556,0.000000,-1658987.379921,5020397.273603,3555112.426297,1],    "boundingVolume": {    "region": [1.889868,0.594925,1.890030,0.595190,0.000000,8.480092]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1370487.b3dm"}}}