{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949278,-0.314438,0.000000,0.000000,0.175841,-0.530858,0.829017,0.000000,-0.260125,0.785309,0.561805,0.000000,-1660868.703245,5014105.638934,3563050.833124,1],    "boundingVolume": {    "region": [1.890610,0.596556,1.890712,0.596577,0.000000,28.205106]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/7_1417849.b3dm"}}}