{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857772,-0.514030,0.000000,0.000000,0.262975,-0.438832,0.859227,0.000000,-0.440888,0.735720,0.514134,0.000000,-2814538.049885,4696680.037146,3260149.161477,1],    "boundingVolume": {    "region": [2.110590,0.539935,2.110755,0.540060,0.000000,10.918700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/4_340243.b3dm"}}}