{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944521,-0.328451,0.000000,0.000000,0.183664,-0.528161,0.829044,0.000000,-0.271726,0.781399,0.561766,0.000000,-1734939.365332,4989142.037041,3562798.158010,1],    "boundingVolume": {    "region": [1.905402,0.596481,1.905516,0.596556,0.000000,8.575581]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_130951.b3dm"}}}