{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898737,-0.438487,0.000000,0.000000,0.283886,-0.581862,0.762132,0.000000,-0.333242,0.683023,0.649946,0.000000,-2128474.250195,4362586.549040,4123526.732085,1],    "boundingVolume": {    "region": [2.024658,0.707477,2.024764,0.707550,0.000000,11.965364]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/8_1803346.b3dm"}}}