{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950372,-0.311117,0.000000,0.000000,0.173886,-0.531172,0.829229,0.000000,-0.257444,0.786416,0.561491,0.000000,-1643746.243225,5021171.867665,3561053.036735,1],    "boundingVolume": {    "region": [1.887088,0.596094,1.887240,0.596279,0.000000,8.819076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1432031.b3dm"}}}