{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949479,-0.313830,0.000000,0.000000,0.175454,-0.530827,0.829119,0.000000,-0.259655,0.785573,0.561654,0.000000,-1657863.612877,5015788.712661,3562087.803914,1],    "boundingVolume": {    "region": [1.889971,0.596343,1.890070,0.596424,0.000000,15.300928]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410029.b3dm"}}}