{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949111,-0.314943,0.000000,0.000000,0.176134,-0.530796,0.828995,0.000000,-0.260535,0.785149,0.561838,0.000000,-1663489.603791,5013088.403419,3563258.128301,1],    "boundingVolume": {    "region": [1.891142,0.596595,1.891243,0.596617,0.000000,11.195197]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1419918.b3dm"}}}