{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949899,-0.312557,0.000000,0.000000,0.115296,-0.350398,0.929477,0.000000,-0.290248,0.882098,0.371024,0.000000,-1852095.314764,5628736.971139,2351685.009075,1],    "boundingVolume": {    "region": [1.888611,0.380021,1.888750,0.380202,0.000000,6.866195]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/10_73909.b3dm"}}}