{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949885,-0.312600,0.000000,0.000000,0.174625,-0.530626,0.829423,0.000000,-0.258732,0.786199,0.561203,0.000000,-1651972.173933,5019777.977461,3559223.532361,1],    "boundingVolume": {    "region": [1.888649,0.595755,1.888802,0.595923,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352651.b3dm"}}}