{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944576,-0.328292,0.000000,0.000000,0.183594,-0.528245,0.829006,0.000000,-0.271583,0.781408,0.561822,0.000000,-1734024.496321,4989203.764551,3563154.683920,1],    "boundingVolume": {    "region": [1.905234,0.596549,1.905349,0.596624,0.000000,8.811308]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/9_189999.b3dm"}}}