{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950767,-0.309908,0.000000,0.000000,0.173213,-0.531400,0.829223,0.000000,-0.256442,0.786737,0.561500,0.000000,-1637349.558159,5023221.848158,3561108.450459,1],    "boundingVolume": {    "region": [1.885820,0.596087,1.885966,0.596307,0.000000,8.812346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1423260.b3dm"}}}