{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857967,-0.513704,0.000000,0.000000,0.263204,-0.439593,0.858767,0.000000,-0.440371,0.735490,0.514905,0.000000,-2811245.157200,4695224.170748,3265050.606727,1],    "boundingVolume": {    "region": [2.110211,0.540835,2.110375,0.540960,0.000000,81.336300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_450102.b3dm"}}}