{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948791,-0.315905,0.000000,0.000000,0.176049,-0.528746,0.830322,0.000000,-0.261753,0.786153,0.559866,0.000000,-1671253.191098,5019457.451219,3550721.367339,1],    "boundingVolume": {    "region": [1.892158,0.594112,1.892254,0.594335,0.000000,8.662956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_1093647.b3dm"}}}