{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952510,-0.304507,0.000000,0.000000,0.113231,-0.354191,0.928293,0.000000,-0.282407,0.883383,0.374007,0.000000,-1802076.623195,5636975.576168,2370608.208351,1],    "boundingVolume": {    "region": [1.880214,0.383322,1.880220,0.383330,0.000000,4.098988]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/33/60.b3dm"}}}