{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949814,-0.312816,0.000000,0.000000,0.174839,-0.530870,0.829221,0.000000,-0.258848,0.785947,0.561503,0.000000,-1652711.284084,5018176.565121,3561125.281729,1],    "boundingVolume": {    "region": [1.888877,0.596116,1.889030,0.596285,0.000000,39.684693]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1436936.b3dm"}}}