{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949165,-0.314779,0.000000,0.000000,0.176040,-0.530821,0.828999,0.000000,-0.260401,0.785198,0.561832,0.000000,-1662632.843090,5013398.999226,3563221.262507,1],    "boundingVolume": {    "region": [1.890970,0.596588,1.891071,0.596610,0.000000,10.151638]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/9_1419181.b3dm"}}}