{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858277,-0.513186,0.000000,0.000000,0.262913,-0.439709,0.858797,0.000000,-0.439943,0.735782,0.514855,0.000000,-2808507.488192,4697085.235312,3264731.966863,1],    "boundingVolume": {    "region": [2.109607,0.540776,2.109771,0.540901,0.000000,60.258233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_442944.b3dm"}}}