{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857951,-0.513732,0.000000,0.000000,0.263213,-0.439575,0.858774,0.000000,-0.440398,0.735481,0.514895,0.000000,-2811416.069287,4695169.285290,3264982.827318,1],    "boundingVolume": {    "region": [2.110243,0.540822,2.110407,0.540947,0.000000,81.336300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_448222.b3dm"}}}