{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949182,-0.314727,0.000000,0.000000,0.116016,-0.349892,0.929578,0.000000,-0.292295,0.881530,0.370768,0.000000,-1865158.400176,5625104.892609,2350061.670665,1],    "boundingVolume": {    "region": [1.890912,0.379779,1.891020,0.379894,0.000000,47.093418]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/20_76900.b3dm"}}}