{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948612,-0.316441,0.000000,0.000000,0.176661,-0.529588,0.829655,0.000000,-0.261985,0.785368,0.560858,0.000000,-1672739.515227,5014464.384995,3557028.238819,1],    "boundingVolume": {    "region": [1.892723,0.595310,1.892819,0.595533,0.000000,8.765554]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187375.b3dm"}}}