{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949522,-0.313701,0.000000,0.000000,0.175036,-0.529806,0.829860,0.000000,-0.259781,0.786317,0.560553,0.000000,-1658667.245165,5020518.874542,3555090.229374,1],    "boundingVolume": {    "region": [1.889803,0.594921,1.889965,0.595186,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1370570.b3dm"}}}