{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893983,-0.448101,0.000000,0.000000,0.288758,-0.576085,0.764686,0.000000,-0.341699,0.681705,0.646932,0.000000,-2182460.194137,4354109.922817,4104350.663562,1],    "boundingVolume": {    "region": [2.035354,0.703473,2.035519,0.703635,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1991741.b3dm"}}}