{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943970,-0.330032,0.000000,0.000000,0.184194,-0.526840,0.829767,0.000000,-0.273275,0.781630,0.560692,0.000000,-1744819.445090,4990596.665311,3555975.386008,1],    "boundingVolume": {    "region": [1.907086,0.595164,1.907182,0.595279,0.000000,8.813410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/2_1310160.b3dm"}}}