{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950048,-0.312104,0.000000,0.000000,0.174516,-0.531228,0.829060,0.000000,-0.258207,0.785987,0.561741,0.000000,-1648624.645150,5018437.751400,3562640.937092,1],    "boundingVolume": {    "region": [1.888134,0.596384,1.888272,0.596593,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1398211.b3dm"}}}