{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950120,-0.311886,0.000000,0.000000,0.174027,-0.530152,0.829852,0.000000,-0.258276,0.786803,0.560566,0.000000,-1649052.851293,5023626.708784,3555172.119475,1],    "boundingVolume": {    "region": [1.887891,0.595003,1.888055,0.595135,0.000000,8.769915]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1452871.b3dm"}}}