{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943293,-0.331962,0.000000,0.000000,0.186336,-0.529488,0.827600,0.000000,-0.274148,0.779011,0.563901,0.000000,-1750417.723599,4973936.416163,3576370.350621,1],    "boundingVolume": {    "region": [1.909106,0.599053,1.909251,0.599151,0.000000,8.705434]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_658146.b3dm"}}}