{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943186,-0.332266,0.000000,0.000000,0.186216,-0.528602,0.828193,0.000000,-0.274598,0.779486,0.563025,0.000000,-1753282.642060,4976953.278374,3570803.098912,1],    "boundingVolume": {    "region": [1.909439,0.598002,1.909564,0.598082,0.000000,8.719224]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1284897.b3dm"}}}