{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950184,-0.311690,0.000000,0.000000,0.174242,-0.531175,0.829152,0.000000,-0.257894,0.786187,0.561605,0.000000,-1646623.437607,5019712.476827,3561776.319649,1],    "boundingVolume": {    "region": [1.887699,0.596220,1.887837,0.596429,0.000000,8.780362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397013.b3dm"}}}