{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892719,-0.450615,0.000000,0.000000,0.290455,-0.575424,0.764541,0.000000,-0.343549,0.680610,0.647104,0.000000,-2194283.196429,4347123.743782,4105444.673493,1],    "boundingVolume": {    "region": [2.038198,0.703745,2.038302,0.703814,0.000000,10.492720]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/1_2008768.b3dm"}}}