{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858270,-0.513199,0.000000,0.000000,0.262928,-0.439720,0.858787,0.000000,-0.439948,0.735766,0.514872,0.000000,-2808542.742351,4696988.107534,3264840.644514,1],    "boundingVolume": {    "region": [2.109622,0.540796,2.109786,0.540921,0.000000,97.204900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_445026.b3dm"}}}