{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950486,-0.310767,0.000000,0.000000,0.172258,-0.526854,0.832317,0.000000,-0.258121,0.789467,0.556880,0.000000,-1648044.168306,5040564.216902,3531746.180730,1],    "boundingVolume": {    "region": [1.886712,0.590563,1.886882,0.590686,0.000000,8.340407]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/19_1462645.b3dm"}}}