{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894684,-0.446700,0.000000,0.000000,0.284804,-0.570427,0.770389,0.000000,-0.343191,0.687368,0.640113,0.000000,-2191927.866296,4390151.984636,4060973.396586,1],    "boundingVolume": {    "region": [2.033803,0.694584,2.033937,0.694708,0.000000,66.149328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1138264.b3dm"}}}