{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950000,-0.312249,0.000000,0.000000,0.174442,-0.530730,0.829395,0.000000,-0.258433,0.786267,0.561245,0.000000,-1650062.216412,5020216.146739,3559489.698261,1],    "boundingVolume": {    "region": [1.888271,0.595787,1.888442,0.595992,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433710.b3dm"}}}